definitions

blastoff

[ blast-awf, -of, blahst- ]
/ ˈblæstˌɔf, -ˌɒf, ˈblɑst- /
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noun Aerospace.

the launching of a rocket, guided missile, or spacecraft.

RELATED WORDS

outset, opening, introduction, inauguration, creation, onset, birth, inception, dawn, top, shot, origin, dawning, rudiment, infancy, spring, preface, kickoff, takeoff, threshold

Nearby words

blastocytoma, blastoderm, blastodermic vesicle, blastodisc, blastodisk, blastoff, blastogenesis, blastoma, blastomere, blastomycete, blastomycosis

Origin of blastoff

First recorded in 1950–55; noun use of verb phrase blast off
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for blastoff

British Dictionary definitions for blastoff

blastoff

/ (ˈblɑːstˌɒf) /

noun

the launching of a rocket under its own power
the time at which this occurs

verb blast off

(adverb; when tr, usually passive) (of a rocket, spacemen, etc) to be launched
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012