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WordReference Random House Learner's Dictionary of American English © 2024hel•i•cop•ter /ˈhɛlɪˌkɑptɚ, ˈhilɪ-/USA pronunciation n. [countable]- Aeronauticsa heavier-than-air craft that is lifted and kept in the air horizontally by rotating blades attached to its top.
v. - Aeronauticsto travel or transport in a helicopter: [no object]The president helicoptered to the conference.[~ + object]She was helicoptered straight to the hospital.
See -pter-. WordReference Random House Unabridged Dictionary of American English © 2024hel•i•cop•ter (hel′i kop′tər, hē′li-),USA pronunciation n. - Aeronauticsany of a class of heavier-than-air craft that are lifted and sustained in the air horizontally by rotating wings or blades turning on vertical axes through power supplied by an engine.
v.i. - Aeronauticsto fly in a helicopter.
v.t. - Aeronauticsto convey in a helicopter.
- French hélicoptère. See helico-, -pter
- 1885–90
Collins Concise English Dictionary © HarperCollins Publishers:: helicopter /ˈhɛlɪˌkɒptə/ n - an aircraft capable of hover, vertical flight, and horizontal flight in any direction. Most get all of their lift and propulsion from the rotation of overhead blades
Etymology: 19th Century: from French hélicoptère, from helico- + Greek pteron wing heli-,1 - var. of helio- before a vowel:helianthus.
heli-,2 - a combining form representing helicopter in compound words:helidrop;helilift;helitaxi.
- compare copter by analysis of helicopter as heli- (an assumed combining form with -i-) + -copter
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