plural flybys
1
: a prearranged usually low-altitude flight by one or more airplanes over a public gathering (such as an air show)
2
a
: 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
Resilience has hit its milestones on schedule so far, according to the company, and is gearing up for a lunar flyby that will take place around Feb. 15.
—
Mike Wall, Space.com, 28 Jan. 2025
And on its third flyby of the celestial body, the orbiter struck gold.
—Eric Lagatta, USA TODAY, 27 Dec. 2024
Plans are underway to send four astronauts on a lunar flyby as early as next year, followed by the first Moon landing in over half a century.
—Jason Fields, Newsweek, 4 Dec. 2024
The flyby could help scientists study the origins of space weather directly at the source, as the probe will zoom close enough to sail through plasma plumes and solar eruptions connected to the sun.
—Ashley Strickland, CNN, 20 Nov. 2024
See All Example Sentences for flyby
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Mike Wall, Space.com, 28 Jan. 2025
And on its third flyby of the celestial body, the orbiter struck gold.
—Eric Lagatta, USA TODAY, 27 Dec. 2024
Plans are underway to send four astronauts on a lunar flyby as early as next year, followed by the first Moon landing in over half a century.
—Jason Fields, Newsweek, 4 Dec. 2024
The flyby could help scientists study the origins of space weather directly at the source, as the probe will zoom close enough to sail through plasma plumes and solar eruptions connected to the sun.
—Ashley Strickland, CNN, 20 Nov. 2024
See All Example Sentences for flyby
Cite this Entry
“Flyby.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/flyby. Accessed 28 Mar. 2025.
Copy CitationKids Definition
flyby
noun
fly·by
-ˌbī 
plural flybys
1
: a usually low-altitude flight past a chosen place by one or more aircraft
2
a
: a flight of a spacecraft past a heavenly body (as Mars) close enough to obtain scientific information
b
: a spacecraft that makes a flyby
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