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 On March 6, 2025, a Starship spacecraft exploded minutes after liftoff in Texas, marking the second failure for Musk's Mars rocket program this year. Raja Krishnamoorthi, Newsweek, 13 Mar. 2025 SpaceX ground controllers lost all contact with the rocket about nine-and-a-half minutes after liftoff. Stephen Clark, Ars Technica, 7 Mar. 2025 The spacecraft began spinning uncontrollably before mission control lost contact approximately 9 minutes and 30 seconds after liftoff. Luis E. Romero, Forbes, 7 Mar. 2025 After delaying the launch of these missions three times — they were originally slated to take to the skies on Feb. 27 — the space agency has postponed liftoff once again for SPHEREx and PUNCH. Josh Dinner, Space.com, 4 Mar. 2025 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 25 Mar. 2025.

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