screw+root

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• Screw thread — Internal and external threads illustrated using a common nut and bolt. The screw and nut pair can be used to convert torque into linear force. As the screw (or bolt) is rotated, the screw moves along its axis through the fixed nut, or the non… …   Wikipedia

• root — root1 rootlike, adj. /rooht, root/, n. 1. a part of the body of a plant that develops, typically, from the radicle and grows downward into the soil, anchoring the plant and absorbing nutriment and moisture. 2. a similar organ developed from some… …   Universalium

• Root — /rooht/, n. 1. Elihu /el euh hyooh /, 1845 1937, U.S. lawyer and statesman: Nobel peace prize 1912. 2. John Wellborn /wel beuhrn/, 1851 91, U.S. architect. * * * In botany, the underground anchoring part of a plant. It grows downward in response… …   Universalium

• root — I. /rut / (say rooht) noun 1. a part of the body of a plant which, typically, develops from the radicle, and grows downwards into the soil, fixing the plant and absorbing nutriment and moisture. 2. a similar organ developed from some other part… …  

• root — I [[t]rut, rʊt[/t]] n. 1) bot a part of the body of a plant that develops, typically, from the radicle and grows downward into the soil, anchoring the plant and absorbing nutriment and moisture 2) bot any underground part of a plant, as a rhizome …   From formal English to slang

• root — 1. noun /ruːt,rʊt/ a) The part of a plant, generally underground, that absorbs water and nutrients. The love of money is the root of all evil. b) The part of a tooth extending into the …   Wiktionary

• screw — 1. noun a) A simple machine, a helical inclined plane. have a good screw b) A (usually) metal fastener consisting of a shank partially or completely threaded shank, sometimes with a threaded point, and …   Wiktionary

• root — The lowest point of a screw thread. The opposite is crest. See thread root veeder root …   Dictionary of automotive terms

• screw elevator — a dental instrument designed to be screwed into a root canal for subsequent removal of the root, usually of the apical third …   Medical dictionary

• British Association screw threads — British Association or BA screw threads are a largely obsolete set of small screw threads, the largest being 0BA at 6 mm diameter. They were, and to some extent still are, used for miniature instruments and modelling.They are unusual in that they …   Wikipedia

• Foot screw — Foot Foot (f[oo^]t), n.; pl. {Feet} (f[=e]t). [OE. fot, foot, pl. fet, feet. AS. f[=o]t, pl. f[=e]t; akin to D. voet, OHG. fuoz, G. fuss, Icel. f[=o]tr, Sw. fot, Dan. fod, Goth. f[=o]tus, L. pes, Gr. poy s, Skr. p[=a]d, Icel. fet step, pace… …   The Collaborative International Dictionary of English