worm gear
noun Date: 1851 1. worm wheel 2. a gear of a worm and a worm wheel working together

New Collegiate Dictionary. 2001.

Look at other dictionaries:

  • Worm gear — Worm Worm (w[^u]rm), n. [OE. worm, wurm, AS. wyrm; akin to D. worm, OS. & G. wurm, Icel. ormr, Sw. & Dan. orm, Goth. wa[ u]rms, L. vermis, Gr. ? a wood worm. Cf. {Vermicelli}, {Vermilion}, {Vermin}.] [1913 Webster] 1. A creeping or a crawling… …   The Collaborative International Dictionary of English

  • worm gear — Worm Worm (w[^u]rm), n. [OE. worm, wurm, AS. wyrm; akin to D. worm, OS. & G. wurm, Icel. ormr, Sw. & Dan. orm, Goth. wa[ u]rms, L. vermis, Gr. ? a wood worm. Cf. {Vermicelli}, {Vermilion}, {Vermin}.] [1913 Webster] 1. A creeping or a crawling… …   The Collaborative International Dictionary of English

  • worm gear — worm′ gear art at worshipful or worm′gear n. 1) mac a mechanism consisting of a worm engaging with and driving a worm wheel 2) mac a gear wheel driven by a worm • Etymology: 1875–80 …   From formal English to slang

  • worm gear — n. 1. a gear with teeth designed to mesh with the thread of a WORM (n. 5d): see GEAR 2. a mechanism consisting of this gear and a WORM (n. 5d) …   English World dictionary

  • worm gear — noun gear consisting of a shaft with screw thread (the worm) that meshes with a toothed wheel (the worm wheel); changes the direction of the axis of rotary motion • Hypernyms: ↑gear, ↑gear wheel, ↑geared wheel, ↑cogwheel • Part Meronyms: ↑ …   Useful english dictionary

  • worm gear — gear made up of a threaded shaft …   English contemporary dictionary

  • worm gear — 1. a mechanism consisting of a worm engaging with and driving a worm wheel, the two axes usually being at right angles, used where a relatively low speed and a relatively large amplification of power are desired. 2. Also called worm wheel. a gear …   Universalium

  • worm gear — /ˈwɜm gɪə/ (say werm gear) noun Machinery 1. → worm wheel. 2. a worm wheel together with the endless screw forming a device by which the rotary motion of one shaft can be transmitted to another shaft at right angles to it …   Australian English dictionary

  • worm gear — A coarse, spiral shaped gear cut on a shaft. It is used to engage with and drive another gear or portion of a gear. As used in the steering gearbox, it often engages the cross shaft via a roller or by a tapered pin …   Dictionary of automotive terms

  • worm gear — noun a mechanical arrangement consisting of a toothed wheel worked by a short revolving cylinder (worm) bearing a screw thread …   English new terms dictionary

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