overhead course

I - lines of force
- line of graph
- line of position
- line of sight
- lines per inch
- lines per minute
- absorption line
- access line
- aclinic line
- acoustic delay line
- acoustic transmission line
- active line
- active acoustoelectric delay line
- address line
- addressing line
- aerial line
- agonic line
- analog line
- analog delay line
- antiferromagnetic-resonance line
- anti-Stokes line
- artificial delay line
- ascender line
- assembly line
- associated line
- asymmetric digital subscriber line
- available line
- backbone line
- background line
- backward-magnetostatic-wave delay line
- balanced line
- balanced multiphase line
- balanced transmission line
- base line
- beaded transmission line
- bit line
- blank line
- Bloch line
- bridging line
- bucket-brigade delay line
- bulk-magnetostatic-wave delay line
- bus line
- busy line
- bypass line
- cache line
- called line
- calling line
- carrier line
- clean line
- clock line
- closed-loop delay line
- club line
- coaxial line
- coaxial transmission line
- comb line
- command line
- common-talking line
- common-use line
- communication line
- concentric line
- conductor line
- control line
- coplanar transmission line
- coupled transmission lines
- course line
- credit line
- cryogenic delay line
- current line
- current-flow line
- customer line
- D-line
- date line
- data line
- datum line
- dedicated line
- dee line
- descender line
- delay line
- DEW line
- dial-up line
- diffraction delay line
- digital line
- digital delay line
- digital subscriber line
- direct line
- direction line
- dirty line
- disengaged line
- disk delay line
- dislocation line
- dispersive SAW delay line
- dispersive transmission line
- display line
- dissipation line
- dissipationless line
- distant early-warning line
- distributed-constant line
- Doppler-broadened line
- drive line
- dual-use line
- duplex artificial line
- dynamic-load line
- E-lines
- echo delay line
- edit line
- electric lines of force
- electric delay line
- electric field lines
- electric flux lines
- electroacoustic delay line
- electromagnetic delay line
- electronically variable delay line
- emission line
- empty line
- engaged line
- entry line
- equipotential line
- equivalent periodic line
- exchange line
- exciting line
- exclusive line
- exclusive exchange line
- exponential transmission line
- feed line
- feedforward delay line
- ferrimagnetic-resonance line
- ferrite delay line
- ferrite-dielectric transmission line
- ferromagnetic-resonance line
- fiber delay line
- fiber-optic delay line
- field line
- flat line
- flux line
- flyback line
- folded delay line
- forbidden line
- foreign exchange line
- forward magnetostatic-wave delay line
- Fraunhofer lines
- frozen field line
- G-line
- generation line
- ghost lines
- global data line
- Goubau line
- grating delay line
- grid line
- guide line
- Guillemin line
- H-lines
- half-wave transmission line
- heavy line
- helical delay line
- helix transmission line
- hidden line
- high data-rate digital subscriber line
- home line
- horizontal line
- horizontal Bloch line
- horizontal retrieval line
- hot line
- hyperfine line
- idle line
- incoming line
- individual line
- infinite line
- inhibit line
- inhibiting line
- inhomogeneously broadened line
- interdigital line
- interrupt request line
- interswitchboard line
- invalid line
- IRQ line - isocandela line
- isochromatic line
- isoclinic line
- isocost line
- isolux line
- isomagnetic line
- junction line
- Kikuchi lines
- Kossel lines
- ladder line
- laser line
- LD line
- leased line
- Lecher line
- liquid delay line
- liquidus line
- load line
- loaded line
- local line
- localizer on-course line
- locked-in line
- long line
- long-distance line
- long-transmission line
- loran line
- loss-free line
- lossless line
- lossy line
- low-loss line
- luminescence line
- lumped-constant line
- MAD line
- magnetic lines of force
- magnetic-core delay line
- magnetic delay line
- magnetic field lines
- magnetic flux lines
- magnetoacoustic delay line
- magnetoelastic delay line
- magnetostatic delay line
- magnetostrictive delay line
- main line
- matched transmission line
- meander line
- mercury delay line
- metastable Bloch line
- microstrip line
- microstrip transmission line
- microwave acoustic delay line
- microwave relay line
- modified line
- monolithic delay line
- MOS neuristor line
- multiconductor transmission line
- multidrop line
- multilayer delay line
- multiplexed line
- multipoint line
- multistation party line
- multitapped delay line
- narrow-band data line
- Neel line
- neutral line
- new line
- nondispersive delay line
- nonresonant line
- nonspectral line
- nonswitched line - omnibearing line
- one-port delay line
- one-way line
- one-way transmission line
- open-wire transmission line
- operating line
- optical delay line
- optical transmission line
- order-wire line
- orphan line
- oscillating line
- outgoing line
- outward line
- overhead line
- overhead transmission line
- parallel-wire line
- party line
- periodic line
- perpendicular diffraction delay line
- phase equilibrium line
- phase transition line
- phasing line
- piled-up Bloch lines
- point-to-point line
- pole line
- polygonal delay line
- potted line
- power line
- printer line
- private line
- privately leased line
- production line
- propagation line
- pulse-forming line
- punched-through Bloch line
- quantized-flux line
- quarter-wave line
- quarter-wave transmission line
- quartz delay line
- quasi-digital delay line
- radar line of sight
- radial transmission line
- radio line of position
- radio-frequency line
- radio-frequency transmission line
- Raman line
- Ramsey line
- rate adaptive digital subscriber line
- Rayleigh line
- recirculating delay line
- recoil line
- recording line
- reference line
- regression line
- relay line
- repeater line
- resonance line
- resonant line
- retrace line
- return line
- rhumb line
- satellite communications line
- SAW delay line
- scanning line
- scribe line
- sense line
- serial line
- service line
- shared line
- shared service line
- shebang line
- shielded transmission line
- signal line
- single-ended echo line
- single-line digital subscriber line
- single-pair symmetrical digital subscriber line
- single-wire line
- single-wire transmission line
- slip line
- slotted line
- solid line
- solid-state transmission line
- solidus line
- sonic delay line
- space communications line
- spectral line
- spectrum line
- spin delay line
- spiral delay line
- spontaneous line
- spur line
- staff line
- status line
- Stokes line
- strip line
- strip delay line
- strip transmission line
- strobe line
- strong line
- stub-supported line
- subscriber line
- superconducting coaxial delay line
- surface-acoustic-wave delay line
- surface-magnetostatic-wave delay line
- surface-wave delay line
- surface-wave transmission line
- survey line
- switched line
- symmetrical digital subscriber line
- T1 line
- T-1 line
- T1C line
- T-1C line
- T2 line
- T-2 line
- T3 line
- T-3 line
- T4 line
- T-4 line
- tapered transmission line
- tapped delay line
- telegraph line
- terminated line
- terrestrial line
- thin line
- tie line
- time line
- time-delay line
- toll line
- transmission line
- transmission test line
- trend line
- trough line
- trunk line
- twin line
- two-port delay line
- ultrasonic delay line
- unbalanced line
- unconditioned line
- unicursal line
- uniform line
- universal asymmetric digital subscriber line
- unwinding Bloch line
- variable delay line
- vector line
- vertical line
- vertical Bloch line
- vertical return line
- very high data-rate digital subscriber line - waveguide delay line
- wedge dispersive delay line
- weighted tapped line
- widow line
- word line
- wrap-around delay line
- write line
- x-digital subscriber line II = Ln

- access line
- aclinic line
- acoustic delay line
- acoustic transmission line
- active acoustoelectric delay line
- active line
- address line
- addressing line
- aerial line
- agonic line
- analog delay line
- analog line
- antiferromagnetic-resonance line
- anti-Stokes line
- artificial delay line
- ascender line
- assembly line
- associated line
- asymmetric digital subscriber line
- available line
- backbone line
- background line
- backward-magnetostatic-wave delay line
- balanced line
- balanced multiphase line
- balanced transmission line
- base line
- beaded transmission line
- bit line
- blank line
- Bloch line
- bridging line
- bucket-brigade delay line
- bulk-magnetostatic-wave delay line
- bus line
- busy line
- bypass line
- cache line
- called line
- calling line
- carrier line
- clean line
- clock line
- closed-loop delay line
- club line
- coaxial line
- coaxial transmission line
- comb line
- command line
- common-talking line
- common-use line
- communication line
- concentric line
- conductor line
- control line
- coplanar transmission line
- coupled transmission lines
- course line
- credit line
- cryogenic delay line
- current line
- current-flow line
- customer line
- data line
- date line
- datum line
- dedicated line
- dee line
- delay line
- descender line
- DEW line
- dial-up line
- diffraction delay line
- digital delay line
- digital line
- digital subscriber line
- direct line
- direction line
- dirty line
- disengaged line
- disk delay line
- dislocation line
- dispersive SAW delay line
- dispersive transmission line
- display line
- dissipation line
- dissipationless line
- distant early-warning line
- distributed-constant line
- D-line
- Doppler-broadened line
- drive line
- dual-use line
- duplex artificial line
- dynamic-load line
- echo delay line
- edit line
- electric delay line
- electric field lines
- electric flux lines
- electric lines of force
- electroacoustic delay line
- electromagnetic delay line
- electronically variable delay line
- E-lines
- emission line
- empty line
- engaged line
- entry line
- equipotential line
- equivalent periodic line
- exchange line
- exciting line
- exclusive exchange line
- exclusive line
- exponential transmission line
- feed line
- feedforward delay line
- ferrimagnetic-resonance line
- ferrite delay line
- ferrite-dielectric transmission line
- ferromagnetic-resonance line
- fiber delay line
- fiber-optic delay line
- field line
- flat line
- flux line
- flyback line
- folded delay line
- forbidden line
- foreign exchange line
- forward magnetostatic-wave delay line
- Fraunhofer lines
- frozen field line
- G line
- generation line
- ghost lines
- global data line
- Goubau line
- grating delay line
- grid line
- guide line
- Guillemin line
- half-wave transmission line
- heavy line
- helical delay line
- helix transmission line
- hidden line
- high data-rate digital subscriber line
- H-lines
- home line
- horizontal Bloch line
- horizontal line
- horizontal retrieval line
- hot line
- hyperfine line
- idle line
- incoming line
- individual line
- infinite line
- inhibit line
- inhibiting line
- inhomogeneously broadened line
- interdigital line
- interrupt request line
- interswitchboard line
- invalid line
- IRQ line
- ISDN digital subscriber line
- isobathic line
- isocandela line
- isochromatic line
- isoclinic line
- isocost line
- isolux line
- isomagnetic line
- junction line
- Kikuchi lines
- Kossel lines
- ladder line
- laser line
- LD line
- leased line
- Lecher line
- line of code
- line of graph
- line of position
- line of sight
- lines of force
- lines per inch
- lines per minute
- liquid delay line
- liquidus line
- load line
- loaded line
- local line
- localizer on-course line
- locked-in line
- long line
- long-distance line
- long-transmission line
- loran line
- loss-free line
- lossless line
- lossy line
- low-loss line
- luminescence line
- lumped-constant line
- MAD line
- magnetic delay line
- magnetic field lines
- magnetic flux lines
- magnetic lines of force
- magnetic-core delay line
- magnetoacoustic delay line
- magnetoelastic delay line
- magnetostatic delay line
- magnetostrictive delay line
- main line
- matched transmission line
- meander line
- mercury delay line
- metastable Bloch line
- microstrip line
- microstrip transmission line
- microwave acoustic delay line
- microwave relay line
- modified line
- monolithic delay line
- MOS neuristor line
- multiconductor transmission line
- multidrop line
- multilayer delay line
- multiplexed line
- multipoint line
- multistation party line
- multitapped delay line
- narrow-band data line
- Neel line
- neutral line
- new line
- nondispersive delay line
- nonresonant line
- nonspectral line
- nonswitched line
- nonuniform transmission line
- null line
- omnibearing line
- one-port delay line
- one-way line
- one-way transmission line
- open-wire transmission line
- operating line
- optical delay line
- optical transmission line
- order-wire line
- orphan line
- oscillating line
- outgoing line
- outward line
- overhead line
- overhead transmission line
- parallel-wire line
- party line
- periodic line
- perpendicular diffraction delay line
- phase equilibrium line
- phase transition line
- phasing line
- piled-up Bloch lines
- point-to-point line
- pole line
- polygonal delay line
- potted line
- power line
- printer line
- private line
- privately leased line
- production line
- propagation line
- pulse-forming line
- punched-through Bloch line
- quantized-flux line
- quarter-wave line
- quarter-wave transmission line
- quartz delay line
- quasi-digital delay line
- radar line of sight
- radial transmission line
- radio line of position
- radio-frequency line
- radio-frequency transmission line
- Raman line
- Ramsey line
- rate adaptive digital subscriber line
- Rayleigh line
- recirculating delay line
- recoil line
- recording line
- reference line
- regression line
- relay line
- repeater line
- resonance line
- resonant line
- retrace line
- return line
- rhumb line
- satellite communications line
- SAW delay line
- scanning line
- scribe line
- sense line
- serial line
- service line
- shared line
- shared service line
- shebang line
- shielded transmission line
- signal line
- single-ended echo line
- single-line digital subscriber line
- single-pair symmetrical digital subscriber line
- single-wire line
- single-wire transmission line
- slip line
- slotted line
- solid line
- solid-state transmission line
- solidus line
- sonic delay line
- space communications line
- spectral line
- spectrum line
- spin delay line
- spiral delay line
- spontaneous line
- spur line
- staff line
- status line
- Stokes line
- strip delay line
- strip line
- strip transmission line
- strobe line
- strong line
- stub-supported line
- subscriber line
- superconducting coaxial delay line
- surface-acoustic-wave delay line
- surface-magnetostatic-wave delay line
- surface-wave delay line
- surface-wave transmission line
- survey line
- switched line
- symmetrical digital subscriber line
- T1 line
- T-1 line
- T1C line
- T-1C line
- T2 line
- T-2 line
- T3 line
- T-3 line
- T4 line
- T-4 line
- tapered transmission line
- tapped delay line
- telegraph line
- terminated line
- terrestrial line
- thin line
- tie line
- time line
- time-delay line
- toll line
- transmission line
- transmission test line
- trend line
- trough line
- trunk line
- twin line
- two-port delay line
- ultrasonic delay line
- unbalanced line
- unconditioned line
- unicursal line
- uniform line
- universal asymmetric digital subscriber line
- unwinding Bloch line
- variable delay line
- vector line
- vertical Bloch line
- vertical line
- vertical return line
- very high data-rate digital subscriber line
- voice over digital subscriber line
- W line
- waveguide delay line
- wedge dispersive delay line
- weighted tapped line
- widow line
- word line
- wrap-around delay line
- write line
- x digital subscriber line