as in launch
a rising from a surface at the start of a flight (as of a rocket) everyone was quiet in the control room as they waited for lift-off

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Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Recent Examples of liftoff Its booster separated from the vehicle’s upper stage about two minutes and 45 seconds after liftoff. Martha Ross, The Mercury News, 27 Nov. 2024 The rocket booster detached from the vehicle's upper stage about two minutes after liftoff. Yaakov Katz, Newsweek, 27 Nov. 2024 Starship's first test launch exploded shortly after liftoff last April from the company's Starbase operations area near Brownsville. Alexis Simmerman, Austin American-Statesman, 21 Nov. 2024 That live stream will open about 30 minutes before liftoff. William Gavin, Quartz, 18 Nov. 2024 See all Example Sentences for liftoff 

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“Liftoff.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/liftoff. Accessed 22 Dec. 2024.

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