/ Dictionary / Index H helicopter: Meaning and Definition of Find definitions for: hel•i•cop•ter Pronunciation: (hel'i-kop"tur, hē'li-), [key] — n. any 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. to fly in a helicopter. —v.t. to convey in a helicopter. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: helicopter (Thesaurus) helicopt helicospore Related Content Daily Word Quiz: rustic Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language