Definition of blastoff in English:

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Pronunciation: /ˈblastˌôf/


The launching of a rocket or spacecraft.
Example sentences
  • The space shuttle is counting down for blast-off, with managers confident that last minute hitches would not delay today's launch.
  • The camera played a critical role in the diagnostic equipment that made sure the shuttle's twin booster rockets were safe for blast-off.
  • The rocket has been greenlighted for blast-off tomorrow from the spaceport in French Guiana.

For editors and proofreaders

Syllabification: blast·off

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