†(a) (in the terminology of R. Hooke) (probably) a prototype flying machine (obsolete rare); †(b) a screw designed to allow the passage of air…
| 单词 | θ207705 |
| 释义 | society > travel > air or space travel > a means of conveyance through the air > aeroplane > parts of aircraft > means of propulsion > [noun] > aircraft engine > propeller (25) airscrew1675 †(a) (in the terminology of R. Hooke) (probably) a prototype flying machine (obsolete rare); †(b) a screw designed to allow the passage of air… air wheel1832 A wheel designed to move air; spec. an aircraft propeller. Now disused. propeller1842 Originally: †a mechanical device on an aircraft for providing thrust (obsolete). Subsequently: spec. one consisting of two or more blades set at an… aeroscrew1902 = airscrew n. at air, n.1 compounds 2. prop1914 A propeller, esp. on an aircraft. stick1917 colloquial. The propeller of an aircraft. rare. Subcategories:— types of propeller (7) — parts of propeller (5) — plane of rotation (1) — pitch (4) — difference between pitch and distance moved (1) — spinning unpowered (1) |
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