Webster’s Revised Unabridged Dictionary · 1913
Elevator
El′e·va′tor, n. (Aëronautics) A movable plane or group of planes used to control the altitude or fore-and-aft poise or inclination of an airship or flying machine.
Webster’s Revised Unabridged Dictionary · 1913
El′e·va′tor, n. (Aëronautics) A movable plane or group of planes used to control the altitude or fore-and-aft poise or inclination of an airship or flying machine.