HELICOPTER Antonyms

• an aircraft that is supported in flight by unpowered rotating horizontal wings (or blades); forward propulsion is provided by a conventional propeller

• large tough nonrigid bag filled with gas or heated air

• small thin inflatable rubber bag with narrow neck

• ride in a hot-air balloon

• become inflated

• a small nonrigid airship used for observation or as a barrage balloon

• any elderly pompous reactionary ultranationalistic person (after the cartoon character created by Sir David Low)

• stingless male bee in a colony of social bees (especially honeybees) whose sole function is to mate with the queen

• an unchanging intonation

• someone who takes more time than necessary; someone who lags behind

• an aircraft without a pilot that is operated by remote control

• a pipe of the bagpipe that is tuned to produce a single continuous tone

• make a monotonous low dull sound

• talk in a monotonous voice

• aircraft supported only by the dynamic action of air against its surfaces

• an airplane powered by one or more jet engines

• the occurrence of a sudden discharge (as of liquid)

• a hard black form of lignite that takes a brilliant polish and is used in jewelry or ornamentation

• atmospheric discharges (lasting 10 msec) bursting from the tops of giant storm clouds in blue cones that widen as they flash upward

• street names for ketamine

• an artificially produced flow of water

• of the blackest black; similar to the color of jet or coal

• issue in a jet; come out in a jet; stream or spring forth

• fly a jet plane

• a large rigid dirigible designed to carry passengers or bombs

• German inventor who designed and built the first rigid motorized dirigible (1838-1917)

• an airplane that is driven by a propeller