worm gear

or wormgear

noun

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.

Also called worm wheel. a gear wheel driven by a worm.

Origin of worm gear

First recorded in 1875–80

Words nearby worm gear

worm-eaten, wormery, worm fence, wormfish, wormfly, worm gear, worm grass, wormhole, wormian, wormian bone, worm into

Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for worm gear

The frame e carries the worm-wheel a and the worm-gear b, which is operated by the crank f.
Modern Machine-Shop Practice, Volumes I and II|Joshua Rose
In this case the worm-gear pinion is on the side of the machine not seen in the engraving.
Modern Machine-Shop Practice, Volumes I and II|Joshua Rose
The worm-gear is forced tightly on the taper spindle with a nut, and keyed to prevent turning.
Modern Machine-Shop Practice, Volumes I and II|Joshua Rose
In removing it from the box, pick it up by placing the hands underneath the worm-gear.
The Gunner's Examiner|Harold E. Cloke

British Dictionary definitions for worm gear

worm gear

noun

a device consisting of a threaded shaft (worm) that mates with a gearwheel (worm wheel) so that rotary motion can be transferred between two shafts at right angles to each other

Also called: worm wheel a gearwheel driven by a threaded shaft or worm

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

单词	worm gear
释义	worm gear or wormgear noun 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. Also called worm wheel. a gear wheel driven by a worm. Origin of worm gear First recorded in 1875–80 Words nearby worm gear worm-eaten, wormery, worm fence, wormfish, wormfly, worm gear, worm grass, wormhole, wormian, wormian bone, worm into Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for worm gear The frame e carries the worm-wheel a and the worm-gear b, which is operated by the crank f. Modern Machine-Shop Practice, Volumes I and II\|Joshua Rose In this case the worm-gear pinion is on the side of the machine not seen in the engraving. Modern Machine-Shop Practice, Volumes I and II\|Joshua Rose The worm-gear is forced tightly on the taper spindle with a nut, and keyed to prevent turning. Modern Machine-Shop Practice, Volumes I and II\|Joshua Rose In removing it from the box, pick it up by placing the hands underneath the worm-gear. The Gunner's Examiner\|Harold E. Cloke British Dictionary definitions for worm gear worm gear noun a device consisting of a threaded shaft (worm) that mates with a gearwheel (worm wheel) so that rotary motion can be transferred between two shafts at right angles to each other Also called: worm wheel a gearwheel driven by a threaded shaft or worm Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
随便看	racialism racialize racial memory racial profiling racial unconscious racinage racine racing racing car racing flag racing form racing skate racism racist rack rack and pinion rack and ruin, go to rackboard rack car racket racket amputation racketeer racketeering racket press rackets