point of negative return

* * *

* * *
- abandonment pressure
- abnormal formation pressure
- abnormal gas pressure
- abnormal pore pressure
- abnormal reservoir pressure
- abnormal rock pressure
- abnormal well pressure
- abnormally high pressure
- above bubble point pressure
- absolute formation pressure
- absolute reservoir pressure
- absolute wellhead pressure
- annular friction pressure
- annulus pressure
- anomalously high pore pressure
- applied pressure
- areal average pressure
- atmospheric pressure
- available pressure
- average flowing pressure
- average reservoir pressure
- average unit pressure
- back pressure
- barometric pressure
- bit pressure
- boost pressure
- borehole pressure
- bottom-loading pressure
- bottomhole pressure
- bottomhole circulating pressure
- bottomhole differential pressure
- bottomhole flowing pressure
- bottomhole shut-in pressure
- breakdown pressure
- bubble-point pressure
- bubble-point pressure of reservoir oil
- bursting pressure
- casing pressure
- casing-burst pressure
- casing-head pressure
- charging pressure
- chip hold-down pressure
- circulating pressure
- circulating fluid pressure
- circulation pressure
- closed pressure
- closed-in pressure
- closed-in bottomhole pressure
- collapse pressure
- collapsing pressure
- compression pressure
- compressor discharge pressure
- compressor outlet pressure
- contact pressure
- critical pressure
- current pressure
- delivery pressure
- detonation pressure
- diamond pressure
- differential pressure
- discharge pressure
- discharge pressure at pump
- discharge line pressure
- displacement pressure
- down pressure
- drilling pressure
- drilling agent pressure
- drilling bit-nozzle pressure
- drilling mud pressure
- drilling mud bottomhole pressure
- drilling mud column pressure
- drilling mud head pressure
- driving pressure
- edge water pressure
- effective pressure
- equilibrium formation pressure
- equilibrium reservoir pressure
- excess pressure
- explosion pressure
- external boundary pressure
- feed pressure
- field pressure
- final bottomhole pressure
- final flowing pressure
- final formation pressure
- final hydrostatic pressure
- final hydrostatic drilling mud pressure
- final inflow pressure
- final reservoir pressure
- final residual reservoir pressure
- final shut-in pressure
- final shut-in bottomhole pressure
- final squeeze cementing pressure
- final tubing pressure
- flooding pressure
- flow pressure
- flow line pressure
- flowing pressure
- flowing bottomhole pressure
- flowing casing pressure
- flowing reservoir pressure
- flowing surface pressure
- flowing tubing pressure
- flowing tubing head pressure
- flowing wellhead pressure
- flowing wellhead annulus pressure
- fluid pressure
- fluid-displacement pressure
- formation pressure
- formation breakdown pressure
- formation fracture pressure
- forward pressure
- fractional pressure
- fracture pressure
- fracture opening pressure
- fracture widening pressure
- fracturing pressure
- full well pressure
- gage pressure
- gas pressure
- gas cap pressure
- gas inrush pressure
- gas pipeline pressure
- gas reservoir pressure
- gaslift differential pressure
- geostatic pressure
- ground pressure
- high pressure
- hydraulic pressure
- hydraulic fracturing pressure
- hydrofracturing pressure
- hydrostatic pressure
- hydrostatic bottomhole pressure
- hydrostatic kill pressure
- inflation pressure
- initial bottomhole pressure
- initial closed-in bottomhole pressure
- initial flowing pressure
- initial flowing wellhead pressure
- initial formation pressure
- initial hydrofracturing pressure
- initial hydrostatic drilling mud pressure
- initial inflow pressure
- initial reservoir pressure
- initial shut-in pressure
- initial shut-in bottomhole pressure
- initial vapor pressure
- injection pressure
- injection gas pressure at surface
- inlet pressure
- instantaneous shut-in pressure
- intake pressure
- intake well head pressure
- interstitial fluid pressure
- jack pressure
- jacking pressure
- kickoff pressure
- lateral pressure
- leak-off pressure
- line pressure
- liquid pressure
- live pressure
- log-derived pore pressure
- low pressure
- low-frequency pressure
- low-injection pressure
- manifold pressure
- maximum allowable pressure
- maximum allowable casing pressure
- maximum allowable surface pressure
- maximum allowable working pressure
- maximum flowing pressure
- maximum initial field pressure
- maximum initial reservoir pressure
- maximum surface pressure
- maximum top pressure
- maximum tubing pressure
- maximum wellhead pressure
- mean reservoir pressure
- medium pressure
- middle pressure
- mixing pressure
- mud pump pressure
- mud pump shock pressure
- negative pressure
- normal pressure
- normal pore pressure
- nozzle pressure
- oil pressure
- oil column pressure
- oil displacement pressure
- oil vapor pressure
- omnidirectional pressure
- open-flow pressure
- open-hole pressure
- original average reservoir pressure
- original bubble-point pressure
- original reservoir pressure
- original reservoir gas pressure
- oscillatory pressure
- outlet pressure
- overburden pressure
- pipe collapsing pressure
- pipeline pressure
- pipeline admission pressure
- piping pressure
- pore pressure
- pore fluid pressure
- priming pressure
- producing pressure
- producing bottomhole pressure
- propping pressure
- pump pressure
- pump discharge pressure
- pump inlet pressure
- pump intake pressure
- pump-in pressure
- pumping-out pressure
- Reid vapor pressure
- relief pressure
- replacement pressure
- reservoir pressure
- reservoir pressure as of date of appraisal
- reservoir pressure reduced to a plane
- reservoir back pressure
- return pressure
- rock pressure
- roof pressure
- sampling pressure
- sand pressure
- sand-face injection pressure
- saturation pressure
- saturation pressure of reservoir fluid
- seam pressure
- separation pressure
- separator pressure
- shut-in pressure
- shut-in bottomhole pressure
- shut-in casing pressure
- shut-in drill pipe pressure
- shut-in formation pressure
- shut-in reservoir pressure
- shut-in tubing pressure
- shut-in wellhead pressure
- shut-in wellhead annulus pressure
- side pressure
- slush pump pressure
- squeeze pressure
- standard pressure
- standpipe pressure
- static pressure
- static bottomhole pressure
- static reservoir pressure
- static wellhead annulus pressure
- steady-state reservoir pressure
- stone pressure
- stream pressure
- subsurface pressure
- suction pressure
- suction end pressure
- surface pressure
- surface mud pressure
- surface squeeze pressure
- surplus pressure
- terminal pressure
- terminal pipeline pressure
- test pressure
- top-hole pressure
- top-hole flow pressure
- top-hole gaslift pressure
- total pressure
- total bit pressure
- total critical pressure
- tubing pressure
- unbalanced pressure
- underground pressure
- undisturbed formation pressure
- unit pressure
- unit ground pressure
- unsteady-state reservoir pressure
- uplift pressure
- uplift pressure on bottom
- velocity pressure
- virgin pressure
- virgin formation pressure
- water pressure
- water hammer pressure
- water inrush pressure
- weighted average reservoir pressure
- well pressure
- well flowing pressure
- wellbore pressure
- wellhead pressure
- wellhead annulus casing pressure
- wellhead back pressure
- wellhead flowing pressure
- wind pressure
- working pressure

- accident rate
- accident frequency rate
- accounting rate
- accumulated earnings tax rate
- accumulated profits tax rate
- actuarial rate
- administered rate
- ad valorem
- advertising rate
- advertisement rate
- agreed rate
- air freight rates
- all-commodity rate
- all-in rate
- amortization rate
- annual rate
- annual average growth rate
- annual interest rate
- annualized rate of growth
- annual percentage rate
- annual production rate
- anticipated rate of expenditures
- any-quantity rate
- applicable rate
- area rate
- average rate
- average rate of return
- average annual rate
- average growth rate
- average tax rate
- average weighted rate
- backwardation rate
- baggage rate
- bank rate
- bank discount rate
- bank's repurchase rate
- base rate
- base lending rate
- basic rate
- rate rate of charge
- basing rate
- basis rate
- benchmark rate
- benchmark overnight bank lending rate
- berth rate
- bill rate
- birth rate
- blanket rate
- blended rate
- bond rate
- bonus rates
- borrowing rate
- bridge rate
- broken cross rates
- broker loan rate
- bulk cargo rate
- burden rate
- buyer's rate
- buying rate
- cable rates
- call rate
- call loan rate
- call money rate
- capacity rate
- capital gain rate
- capitalization rate
- carload rate
- carrier rate
- carrying over rate
- cash rate
- ceiling rate
- central rate
- cheque rate
- check rate
- class rate
- clearing rate
- closing rate
- collection rate
- column rate
- combination rate
- combination freight rate
- combination through rate
- combined rate
- commercial bank lending rates
- commission rate
- commitment rate
- commodity rate
- common freight rate
- compensation rate
- compound growth rate
- composite rate
- concessionary interest rate
- conference rate
- consumption rate
- container rate
- contango rate
- conventional rate
- conventional rate of interest
- conversion rate
- cost rate
- coupon rate
- credit rates
- cross rate
- cross-over discount rate
- crude rate
- curb rate
- currency rate
- current rate
- current rate of exchange
- customs rate
- cutback rate
- daily rate
- daily wage rate
- day rate
- death rate
- deck cargo rate
- default rate
- demand rate
- demurrage rate
- departmental overhead rate
- deposit rate
- deposit interest rate
- depreciation rate
- discharging rates
- discount rate
- dispatch rate
- distress rate
- dividend rate
- double exchange rate
- downtime rate
- drawdown rate
- drawing rate
- dual rate
- duty rate
- earned rate
- earning rate
- economic expansion rate
- economic growth rate
- effective rate
- effective rate of return
- effective annual rate
- effective exchange rate
- effective tax rate
- employment rate
- enrollment rate
- equalizing discount rate
- equilibrium exchange rate
- equilibrium growth rate
- estimated rate
- euro-dollar exchange rate
- evaluated wage rate
- exchange rate
- exchange rate to the dollar
- existing rates
- exorbitant rate
- exorbitant interest rate
- expansion rate
- expenditure rate
- export rate
- express rate
- extraction rate
- face interest rate
- failure rate
- fair rate of exchange
- favourable rate
- final rate
- financial internal rate of return
- fine rate
- first rate
- fixed rate
- fixed rate of exchange
- fixed rate of royalty
- fixed interest rate
- flat rate
- flexible exchange rate
- floating rate
- floating exchange rate
- floating interest rate
- floating prime rate
- floor rate of exchange
- fluctuant rate
- fluctuating rate
- forced rate of exchange
- foreign rate
- foreign exchange rate
- forward rate
- forward exchange rate
- free rate
- free exchange rate
- freight rate
- future rate
- general rates
- general rate of profit
- general cargo rates
- going rate
- going market rate
- going wage rates
- goods rate
- graduated rate
- group rate
- growth rate
- guaranteed wage rate
- handling rate
- high rate
- high rate of exchange
- high rate of productivity
- higher rate
- hiring rate
- hotel rates
- hourly rate
- hourly wage rate
- hurdle rate
- illness frequency rate
- import rate
- incidence rate
- income tariff rates
- increment rate
- individual tax rate
- inflation rate
- info rate
- inland rate
- insurance rate
- insurance premium rate
- interbank rate
- interbank overnight rate
- interest rate
- interest rate on loan capital
- internal rate of return
- job rates
- jobless rate
- key rates
- labour rates
- leading rate
- legal rate of interest
- lending rate
- less-than-carload rate
- liner rates
- liner freight rates
- loading rates
- loan rate
- loan-recovery rate
- local rate
- Lombard rate
- London Interbank Offered Rate
- London money rate
- long rate
- low rate
- lower rate
- margin rate
- marginal rate
- marginal tax rate
- marine rate
- marine transport rate
- market rate
- market rate of interest
- maximum rate
- maximum individual tax rate
- mean rate of exchange
- mean annual rate
- measured day rate
- members rate
- merchant discount rate
- minimum rate
- mixed cargo rate
- minimum lending rate
- minimum tax rate
- mobilization rate
- moderate rate
- monetary exchange rate
- money rate of interest
- money market rate
- monthly rate
- monthly rate of remuneration
- mortgage rate
- mortgage interest rate
- multiple rate
- multiple exchange rate
- municipal rates
- national rate of interest
- natural rate of growth
- natural rate of interest
- negative interest rate
- net rate
- New York interbank offered rate
- nominal interest rate
- nonconference rate
- nonresponse rate
- obsolescence rate
- occupational mortality rate
- offered rate
- official rate
- official rate of discount
- official exchange rate
- one-time rate
- opening rate
- open-market rates
- operating rate
- operation rate
- option rate
- ordinary rate
- output rate
- outstripping growth rate
- overdraft rate
- overhead rate
- overnight rate
- overtime rate
- paper rate
- parallel rate
- parcel rate
- par exchange rate
- parity rate
- par price rate
- part-load rate
- passenger rate
- pay rates
- pegged rate
- pegged exchange rate
- penalty rate
- penalty interest rate
- percentage rate of tax
- per diem rates
- personal income tax rate
- piece rate
- piecework rate
- port rates
- postal rate
- posted rate
- power rate
- preferential rate
- preferential railroad rate
- preferential railway rate
- present rate
- prevailing rate
- prime rate
- priority rates
- private rate of discount
- private market rates
- production rate
- profit rate
- profitability rate
- profitable exchange rate
- progressive rate
- proportional rate
- provisional rate
- purchase rates
- purchasing rate of exchange
- quasi-market rate
- rail rates
- railroad rates
- railway rates
- real economic growth rate
- real effective exchange rate
- real exchange rate
- real interest rate
- reciprocal rate
- redemption rate
- rediscount rate
- reduced rate
- reduced tax rate
- reduced withholding tax rate
- reference rate
- refinancing rate
- reject frequency rate
- remuneration rate
- renewal rate
- rental rate
- repo rate
- response rate
- retention rate
- retirement rate of discount
- royalty rate
- ruling rate
- sampling rate
- saving rate
- scrap frequency rate
- seasonal rates
- second rate
- sellers' rate
- selling rate
- settlement rate
- shipping rate
- short rate
- short-term interest rate
- sight rate
- single consignment rate
- soft lending rate
- space rate
- special rate
- specified rate
- spot rate
- stable exchange rate
- standard rate
- standard fixed overhead rates
- standard variable overhead rates
- standard wage rate
- statutory tax rate
- steady exchange rate
- step-down interest rate
- stevedoring rates
- stock depletion rate
- straight-line rate
- subsidized rate
- survival rate
- swap rate
- tariff rate
- tax rate
- taxation rate
- tax withholding rate
- telegraphic transfer rate
- temporary rate
- third rate
- through rate
- through freight rate
- time rate
- time wage rate
- today's rate
- top rate
- total rate
- trading rate
- traffic rate
- tramp freight rate
- transit rate
- transportation rate
- treasury bill rate
- turnover rate
- two-tier rate of exchange
- unacceptable rate
- unemployment rate
- uniform rates
- uniform business rate
- unofficial rate
- unprecedented rate
- utilization rate
- variable rate
- variable interest rate
- variable repo rate
- volume rate
- wage rate
- wage rate per hour
- wastage rate
- wear rate
- wear-out rate
- wholesale rate
- worker's rate
- year-end exchange rate
- zero interest rate
- zone rate
- rate for advances against collateral
- rate for advances on securities
- rate for cable transfers
- rate for a cheque
- rates for credits
- rates for currency allocations
- rate for loans
- rate for loans on collateral
- rate for mail transfers
- rate for telegraphic transfers
- rate in the outside market
- rate of accumulation
- rates of allocation into the fund
- rate of allowance
- rate of assessment
- rate of balanced growth
- rates of cargo operations
- rate of change
- rate of charge
- rate of commission
- rate of compensation
- rate of competitiveness
- rate of conversion
- rate of corporate taxation
- rate of cover
- rate of currency
- rates of currency allocation
- rate of the day
- rate of demurrage
- rate of dependency
- rate of depletion
- rate of deposit turnover
- rate of depreciation
- rate of development
- rate of discharge
- rate of discharging
- rate of discount
- rate of dispatch
- rate of duty
- rate of exchange
- rate of expenditures
- rate of expenses
- rate of foreign exchange
- rate of freight
- rate of full value
- rate of growth
- rate of increase
- rate of increment
- rate of inflation
- rate of input
- rate of insurance
- rate of interest
- rate of interest on advance
- rate of interest on deposits
- rate of investment
- rate of issue
- rates of loading
- rates of loading and discharging
- rate of natural increase
- rates of natural loss
- rate of option
- rate of pay
- rate of premium
- rate of price inflation
- rates of a price-list
- rate of production
- rate of profit
- rate of profitability
- rate of reduction
- rate of remuneration
- rate of return
- rate of return on capital
- rate of return on the capital employed
- rate of return on net worth
- rate of royalty
- rate of securities
- rate of stevedoring operations
- rates of storage
- rate of subscription
- rate of surplus value
- rate of taxation
- rate of turnover
- rate of unloading
- rate of use
- rate of wages
- rate of work
- rates on credit
- rate on the day of payment
- rate on the exchange
- rate per hour
- rate per kilometre
- at the rate of
- at the exchange rate ruling at the transaction date
- at a growing rate
- at a high rate
- at a low rate
- at present rates
- below the rate
- accelerate the rate
- advance the rate of discount
- align tax rates
- apply tariff rates
- boost interest rates
- boost long-term interest rates
- boost short-term interest rates
- charge an interest rate
- cut rates
- cut interest rates by a quarter point
- determine a rate
- establish a rate
- fix a rate
- grant special rates
- increase rates
- maintain high interest rates
- levy rates
- liberalize interest rates
- liberalize lending rates
- lower the rate of return
- mark down the rate of discount
- mark up the rate of discount
- prescribe rates
- quote a rate
- raise a rate
- reduce a rate
- reduce turnover rates of staff
- revise rates
- set rates
- slash interest rates
- step up the rate of growth
- suspend a currency's fixed rate
- upvalue the current rate of banknotes
- slow down the rate
- rate local and offshore funds

- adaptive control system
- address selection system
- addressing system
- advice-giving system
- AI planning system
- AI system
- analog computing system
- analog-digital computing system
- analysis information system
- application system
- arabic number system
- arithmetic system
- assembly system
- asymmetrical system
- atomic system
- attached processor system
- audio system
- authoring system
- automated office system
- automatic block system
- automatic checkout system
- automatic control system
- automatic search system
- automatic test system
- automatically programmed system
- automatically taught system
- autoprogrammable system
- axiomatic system
- backup system
- bad system
- bang-bang system
- base-2 system
- basic system
- batch-processing system
- binary system
- binary-coded decimal system
- binary-number system
- biquinary system
- bit-mapped system
- bit-slice system
- black-board expert system
- block parity system
- buddy system
- business system
- bus-oriented system
- bussed system
- CAD system
- call-reply system
- carrier system
- cause-controlled system
- character recognition system
- character-reading system
- chargeback system
- check sum error-detecting system
- chip-layout system
- clock system
- closed loop system
- closed system
- co-authoring system
- code recognition system
- code system
- coded-decimal system
- code-dependent system
- code-insensitive system
- code-sensitive system
- code-transparent system
- coding system
- coincident selection system
- cold system
- color-coded system
- command system
- common-bus system
- communication data system
- communications-oriented system
- complete articulated system
- computer system
- computer-aided design system
- computer-aided system
- computer-based system
- computer-based weapon system
- computerized system
- computing system
- concatenated coding system
- concealment system
- conservative system
- contention system
- continuous presence system
- control system
- controlled system
- controlling system
- coordinate system
- cordonnier system
- costrained vision system
- cross system
- crossbar switch system
- data acquisition system
- data collection system
- data exchange system
- data flow system
- data gethering system
- data handling system
- data management system
- data preparation system
- data processing system
- data reduction system
- data retrieval system
- data storage system
- data system
- data transmission system
- database management system
- database support system
- data-managed system
- decimal number system
- decimal system
- decimal numeration system
- decision support system
- decision-aided system
- decision-making system
- decision-support system
- decision-taking system
- decoding selection system
- decomposable system
- dedicated system
- degenerate system
- design library support system
- design-automation system
- design-verification system
- development support system
- development system
- digital communication system
- digital computing system
- direct-current system
- directly coupled system
- discrete system
- discrete-continuous system
- disk operating system
- display system
- distributed database management system
- distributed function system
- distributed intelligence system
- distributed parameter system
- distributed system
- distribution system
- double intermediate tape system
- down system
- drafting system
- dual system
- dual-computer system
- dual-processor system
- duodecimal number system
- duodecimal system
- duotricenary number system
- duotricenary system
- duplexed computer system
- duplex computer system
- dyadic number system
- dyadic system
- dynamic mapping system
- dynamic scene system
- dynamic support system
- electronic data processing system
- electronic sorting system
- encoding system
- equipment adapted data system
- erasing system
- error-controlled system
- error-correcting system
- error-detecting system
- executive file-control system
- executive system
- expert control system
- expert support system
- expert system
- expert-planning system
- externally pulsed system
- fail-safe system
- fail-soft system
- fan-out system
- fault-tolerant system
- feasible system
- federated system
- feed system
- feedback system
- feedforward control system
- fiche retrieval system
- file control system
- file system
- fixed-lenght record system
- fixed-point system
- fixed-radix numeration system
- floating-point system
- fluid transport system
- follow-up system
- forgiving system
- front-end system
- fuzzy expert system
- generic expert system
- geographically distributed system
- goal-seeking system
- good system
- graceful degradation system
- graphic data system
- graphics display system
- graphics system
- help system
- heterogeneous system
- hexadecimal number system
- hexadecimal system - host system
- hostless system
- host-satellite system
- human visual system
- hunting system
- hypermedia system
- imaging system
- incremental system
- independent system
- indirectly coupled system
- information storage and retrieval system
- information retrieval system
- information handling system
- information management system
- information processing system
- information system
- information-feedback system
- in-plant system
- input/output control system
- instruction system
- instrumentation management system
- integrated system
- intelligence system
- interactive control system
- interactive system
- intercommunicating system
- interlock system
- internal number system
- internal system
- Internet-enabled system
- interrupt system
- isolated system
- kernel system
- key-to-disk/tape system
- knowledge base management system
- knowledge system
- knowledge-based system
- large-scale computing system
- laser communication system
- layered control system - lexicon-driven system
- library reference system
- local-network system
- long-haul system
- lumped-parameter system
- machine tool control system
- machine-limited system
- machine-oriented programming system
- macroinstruction system
- macro system
- magnetic memory system
- magnetic recording system
- magnetic tape plotting system
- mail message system
- mail system
- mailbox system
- management information system
- man-machine system
- mapping system
- map-reading system
- mass memory system
- mass storage system
- master/slave system
- matrix memory system
- memory driver system
- memory system
- message handling system
- message system
- microcomputer system
- microfilm printing system
- midsplit system
- MIMO system
- mixed-base numbering system
- mixed-base number system
- mixed-radix numeration system
- model-based expert system
- modular system
- monitoring system
- monitor system
- mosaic system - multicomputer system
- multidimensional system
- multifrequency system
- multilevel storage system
- multiloop system
- multimaster communication system
- multimicroprocessor system
- multiple computation system
- multiple-bus system
- multiple-coincident magnetic storage system
- multiple-output control system
- multiplex system
- multiport system
- multiprocessing system
- multiprocessor system
- multiprogramming computer system
- multiprogramming system
- multisite system
- multispeaker system
- multistable system
- multitasking operating system
- multiterminal system
- multiuser computer system
- multiuser system
- multiuser operating system
- multivariable system
- multivariate system
- negative-base number representation system
- negative-base number system
- network operating system
- node-replicated system
- noncomputerized system
- nonconsistently based number system
- nondegenerate system
- number representation system
- numbering system
- number system
- numeral system
- numeration system
- numerical system
- octal number system
- octal system
- office automation system
- off-line system
- on-demand system
- one-level storage system
- one-loop system
- one-over-one address system
- on-line system
- open-ended system
- open system
- open-loop system
- operating system
- operational system
- optical memory system
- overdetermined system
- overload-hold system
- page-on-demand system
- panelboard system
- paper-tape system
- parameter-driven expert system
- pattern recognition system
- peek-a-boo system
- peripheral system
- pipeline system
- polled system
- polymorphic system
- polyphase system
- portable system
- positional representation system
- Post-production system
- priority scheduling system
- priority system
- procedural expert system
- process control system
- processor-sharing system
- production control system
- production system
- program system
- programming system
- protection system
- pulse system
- pulse-or-no-pulse system
- pulse-signal system
- punch card computer system
- pure-binary numeration system
- purposeful system
- quadruplex system
- question-answering system
- queueing system
- queue system
- radix numbering system
- radix number system
- reactive system
- reading system
- real-time expert system
- real-time operating system
- real-time system
- reasoning system
- recognition system
- recording system
- recovery system
- reduntant number system
- reduntant system
- reflected binary number system
- reflected binary system
- refreshment system
- remote-access system
- replicating system
- representation system
- request-repeat system
- rerecording system
- residue number system
- residue system
- resource-sharing system
- restorable system
- retrieval system
- retrieval-only system - robotic system
- robot system
- rule-based expert system
- rule-based system
- scalable system
- selection system
- self-adapting system
- self-adjusting system
- self-aligning system
- self-balancing system
- self-check system
- self-contained system
- self-correcting system
- self-descriptive system
- self-learning system
- self-organizing system
- self-sustained oscillation system
- self-test system
- sensor-based system
- sequential scheduling system
- sexadecimal number system
- sexadecimal system
- shared-files system
- shell expert system
- silicon-development system
- simplex system
- single-drive system
- single-inheritance system
- single-phase clock system
- single-site system
- single-user computer system
- SISO system
- skeletal expert system
- slave system
- soft-sectored disk system
- software system
- sound system
- source code control system
- source-destination system
- space-division system
- stabilizing system
- stable system
- stand-alone system
- start-stop system
- state-determined system
- stepped start-stop system
- stereo system
- stochastically disturbed system
- storage system
- stripped-down expert system
- subsplit system
- supervisor control system
- switching system
- symbolic assembly system
- syntactical system
- system explanation system
- system of logic
- system of notation
- system with delay
- system with time lag
- tabulating system
- tape data processing system
- tape drive system
- tape handling system
- tape operating system
- tape plotting system
- tape resident system
- tape-oriented system
- target system
- taught system
- telecommunictions system
- telecontrol system
- terminal system
- ternary number system
- ternary system
- test system
- testbed system
- text-to-speech system
- time-division system
- time-pattern control system
- time-shared system
- time-shared-bus system
- time-sharing system
- timing system
- total system
- translating system
- translation system
- translator writing system
- transmitting system
- tree-structured system
- trusted computer system
- two-failure mode system
- two-level return system
- two-level system
- two-phase clock system
- ultrastable system
- Unified system
- uninterruptible power system
- uniprocessor system
- unrestorable system
- unstable system
- up system
- variable-lenght record system
- virtual system
- virtual-memory operating system
- vision system
- visual system
- voice/audio processing system
- voice-response system
- volunteer system
- weighted number system
- weighted system
- writing system
- xerox copy system
- zero-one system