from The American Heritage® Dictionary of the English Language, 4th Edition
- n. An aircraft that derives its lift from blades that rotate about an approximately vertical central axis.
- transitive v. To go or transport by helicopter.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. An aircraft that is borne along by one or more sets of long rotating blades which allow it to hover, move in any direction including reverse, or land; and having a smaller set of blades on its tail that stabilize the aircraft.
- n. a powered troweling machine with spinning blades used to spread concrete.
- n. a winged fruit of certain trees, such as ash, elm, and maple
- v. To transport by helicopter.
- v. To travel by helicopter.
from the GNU version of the Collaborative International Dictionary of English
- n. a heavier-than-air aircraft whose lift is provided by the aerodynamic forces on rotating blades rather than on fixed wings. Contrasted with
- intransitive v. to travel in a helicopter.
- transitive v. to transport in a helicopter.
from The Century Dictionary and Cyclopedia
- n. A flying-machine in which revolving screws or revolving helicoidal surfaces are depended upon to sustain the machine in the air.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. an aircraft without wings that obtains its lift from the rotation of overhead blades
French hélicoptère : Greek helix, helik-, spiral; see helix + Greek pteron, wing; see -pter.(American Heritage® Dictionary of the English Language, Fourth Edition)
From French hélicoptère, from Ancient Greek ἕλιξ (helix, "spiral") + πτερόν (pteron, "wing"). (Wiktionary)