home h Peter Puklus helicopter hel⋅i⋅cop⋅ter [hel-i-kop-ter] –noun 1. 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. –verb (used without object) 2. to fly in a helicopter. –verb (used with object) 3. to convey in a helicopter. a b c d e f g h i j k l m n o p q r s t u v w x y z hair hand half heart hang hang-time heaven herculean helicopter hickey hide-and-seek hig-hz hair-dryer