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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Recent Examples of liftoff With even more work still anticipated for the new capsule, NASA opted for its next crew to fly up on an older capsule, with liftoff now targeted for March 12. arkansasonline.com, 13 Feb. 2025 After some initial low-altitude hops, Themis is supposed to launch on a high-altitude test flight and maneuver through the entire flight profile of a reusable booster, from liftoff to a vertical propulsive landing. Stephen Clark, Ars Technica, 7 Feb. 2025 The upper stage of a SpaceX Starship launch system, the most powerful rocket ever built, had broken apart minutes after liftoff from South Texas during its seventh test flight, fracturing into a cloud of debris that streaked through the evening sky. Jackie Wattles, CNN, 30 Jan. 2025 How to watch the Starship launch SpaceX will host a livestream of the flight test that will begin about 35 minutes before liftoff. Eric Lagatta, USA TODAY, 16 Jan. 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 6 Mar. 2025.

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