: of, relating to, being, or utilizing a flight-control system in which controls are operated electrically rather than mechanically

Examples of fly-by-wire in a Sentence

Recent Examples on the Web
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Flight controls are handled by a redundant fly-by-wire system tied into a triple-redundant onboard flight computer that controls the stabilization systems. Joe Salas july 23, New Atlas, 23 July 2025 Advanced fly-by-wire controls in cockpits make aircraft intuitive and safer to pilot. Nicole Hoey, Robb Report, 28 June 2025 When fly-by-wire airplanes were introduced, some pilots worried that a haywire computer might run away with things, HAL 9000–style. IEEE Spectrum, 29 Mar. 2013

Word History

First Known Use

1955, in the meaning defined above

Time Traveler
The first known use of fly-by-wire was in 1955

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Cite this Entry

“Fly-by-wire.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/fly-by-wire. Accessed 10 Sep. 2025.

Kids Definition

fly-by-wire

adjective
: controlled by electrical signals rather than mechanically

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