- I(New American Roget's College Thesaurus)n. launch, blastoff. See beginning. Ant., landing, touchdown.II(Roget's 3 Superthesaurus) n.launch, take-off, blast-off, ignition, firing.III(Roget's Thesaurus II) noun The act of rising in flight: takeoff. See RISE.
English dictionary for students. 2013.
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liftoff — n. (Rocketry) the initial ascent of a rocket from its launching pad. [WordNet 1.5] … The Collaborative International Dictionary of English
liftoff — also lift off, vertical take off of a rocket, etc., 1956, Amer.Eng., from LIFT (Cf. lift) (v.) + OFF (Cf. off) … Etymology dictionary
liftoff — [n] rocket launch blast off, rocket firing, rocket ignition, shot, take off; concepts 179,222 … New thesaurus
liftoff — ☆ liftoff [lift′ôf΄ ] n. 1. the initial vertical takeoff of a rocket, helicopter, etc. 2. the moment at which this occurs: Also lift off … English World dictionary
liftoff — /lift awf , of /, n. 1. Aeron., Rocketry. a. the action of an aircraft in becoming airborne or of a rocket in rising from its launching site under its own power. b. the instant when such action occurs. 2. Informal. the launching or commencement… … Universalium
liftoff — noun Date: circa 1956 a vertical takeoff by an aircraft or a rocket vehicle or missile … New Collegiate Dictionary
liftoff — noun The point in the launch of a rocket where it leaves contact with the ground … Wiktionary
liftoff — n. rising of an aircraft or rocket into the air; moment when an aircraft or rocket rises into the air … English contemporary dictionary
liftoff — lift′off or lift′ off n. 1) aer. rkt the action of an aircraft in becoming airborne or of a rocket in rising from its launching site under its own power 2) aer. rkt the instant when such action occurs • Etymology: 1955–60 … From formal English to slang
liftoff — noun the initial ascent of a rocket from its launching pad • Derivationally related forms: ↑lift off • Hypernyms: ↑rise, ↑rising, ↑ascent, ↑ascension … Useful english dictionary