flyby

noun
fly·​by | \ ˈflī-ˌbī How to pronounce flyby (audio) \
plural flybys

Definition of flyby

1 : a prearranged usually low-altitude flight by one or more airplanes over a public gathering (such as an air show)
2a : a flight of a spacecraft past a celestial body (such as Mars) close enough to obtain scientific data
b : a spacecraft that makes a flyby

Examples of flyby in a Sentence

Recent Examples on the Web

Harnessing Venus’ gravity, Parker will complete seven flybys over seven years to gradually bring its orbit closer and closer to the Sun. Fox News, "NASA eyes stunning 'cloud city' airship concept to explore Venus," 16 Oct. 2018 This remote interplanetary flyby will be over in a blink. Loren Grush, The Verge, "On New Year’s Day, a spacecraft will zoom by the most distant object humanity has ever visited," 27 Dec. 2018 But the New Years flyby is significant because Ultima will be the very farthest object in the solar system humanity has ever explored, and one of the most primitive. Brian Resnick, Vox, "The New Horizons spacecraft is about to explore the farthest object ever: Ultima Thule," 24 Dec. 2018 That flyby helped push the craft on its way to its final working orbit, the agency says. Julissa Treviño, Smithsonian, "200,000 Stars Twinkle in First Test Image From NASA’s Planet-Hunting Satellite," 21 May 2018 This is the second time New Horizons has managed a delicate flyby of a distant solar system target. Avery Thompson, Popular Mechanics, "Here Is the First Image from New Horizons' Ultima Thule Flyby," 2 Jan. 2019 Ever since that flyby, New Horizons has been plunging farther into the Solar System. Loren Grush, The Verge, "On New Year’s Day, a spacecraft will zoom by the most distant object humanity has ever visited," 27 Dec. 2018 This speed-boosting, trajectory-altering flyby would steer the spacecraft-asteroid combo toward the hazardous object. Mike Wall, Space.com, "Asteroid Billiards: This Wild Idea to Protect Earth Just Might Work," 24 Aug. 2018 If all goes to plan, NASA TV’s live stream should come online for both the flyby and the accompanying press conferences. Loren Grush, The Verge, "How to watch as NASA sends a spacecraft past a rock at the edge of the Solar System," 30 Dec. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'flyby.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of flyby

1953, in the meaning defined at sense 1

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Last Updated

14 May 2019

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The first known use of flyby was in 1953

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More Definitions for flyby

flyby

noun

English Language Learners Definition of flyby

US : a usually low flight past a group of people at an air show, during a parade, etc., by an aircraft or group of aircraft
: a flight of a spacecraft past a planet, moon, etc.

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Rhyming Dictionary: Words that rhyme with flyby

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