| AFTERSHAFT | • aftershaft n. (Ornithology) An accessory plume arising from the posterior of the contour feathers of many birds. • after-shaft n. Alternative spelling of aftershaft. • AFTERSHAFT n. the second shaft coming out of the quill of a feather. |
| AIRSHAFT | • airshaft n. (Architecture) A vertical (or near vertical) opening (shaft) running from a courtyard to the sky, thus… • airshaft n. (Mining) A passage supplying ventilation into a mine tunnel or other underground facility. • airshaft n. (Manufacturing) A device used for handling winding reels in the processing of web-fed materials, such… |
| CAMSHAFT | • camshaft n. A shaft fitted with cams; especially one in a piston engine that activates the valves. • CAMSHAFT n. a shaft fitted with cams. |
| COUNTERSHAFT | • countershaft n. Synonym of jackshaft (“mechanical component for rotational force”). • countershaft v. Synonym of jackshaft. • COUNTERSHAFT n. an intermediate shaft driven by the main shaft. |
| CRANKSHAFT | • crankshaft n. A rotating shaft that drives (or is driven by) a crank. • crankshaft v. (Of a straight bolt or rod) To deform in such a manner that part of the rod or bolt is displaced sideways… • crank␣shaft n. Alternative form of crankshaft. |
| DRIVESHAFT | • driveshaft n. A shaft used to transmit rotary motion. • drive␣shaft n. Alternative form of driveshaft. • DRIVESHAFT n. a shaft from a driving wheel communicating motion to machinery. |
| JACKSHAFT | • jackshaft n. A common mechanical component used to transfer or synchronize rotational force in a machine. • jackshaft n. A wheelless axle used to turn the wheels of a locomotive. • jackshaft v. To transfer or synchronize rotational force by means of a jackshaft. |
| LAYSHAFT | • layshaft n. A subsidiary transmission shaft. • LAYSHAFT n. a shaft in a gearbox, allowing choice of gear ratios. |
| MINESHAFT | • mineshaft n. A vertical hole through the strata to reach the mineral which is being mined. • mine␣shaft n. Alternative form of mineshaft. • MINESHAFT n. a vertical entrance into a mine. |
| ROCKSHAFT | • rock␣shaft n. A shaft in a steam engine that oscillates instead of revolving. • ROCKSHAFT n. a shaft that rocks. |
| SHAFT | • shaft n. (Obsolete) The entire body of a long weapon, such as an arrow. • shaft n. The long, narrow, central body of a spear, arrow, or javelin. • shaft n. (By extension) Anything cast or thrown as a spear or javelin. |
| SUBSHAFT | • subshaft n. (Architecture) A secondary or subsidiary shaft. • SUBSHAFT n. a shaft that is beneath another shaft. |
| TURBOSHAFT | • turboshaft n. A gas-turbine engine designed to transmit power by means of a geared shaft, used in helicopters and… • TURBOSHAFT n. a kind of gas turbine engine. |