geostationary

adjective

geo·​sta·​tion·​ary ˌjē-ō-ˈstā-shə-ˌner-ē How to pronounce geostationary (audio)
: being or having an equatorial orbit at an altitude of about 22,300 miles (35,900 kilometers) requiring an angular velocity the same as that of the earth so that the position of a satellite in such an orbit is fixed with respect to the earth

Examples of geostationary in a Sentence

Recent Examples on the Web
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The poor performance includes the dozens of major geostationary satellites that the military relies on for communications and surveillance. Jeremy Bogaisky, Forbes, 20 Feb. 2025 Some are geostationary satellites which sit high above different parts of the U.S. measuring weather conditions 24/7. Christine Wiedinmyer, The Conversation, 11 Feb. 2025 When the satellite reaches apogee, the spacecraft fires its engines to raise the perigee and make the orbit circular at geostationary altitude. Andrew Jones, Space.com, 3 Feb. 2025 SpaceX has launched the next-generation Spanish communications satellite Wednesday night (Jan. 29), soaring the spacecraft into a geostationary transfer orbit. Robert Z. Pearlman, Space.com, 30 Jan. 2025 See All Example Sentences for geostationary

Word History

First Known Use

1961, in the meaning defined above

Time Traveler
The first known use of geostationary was in 1961

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Cite this Entry

“Geostationary.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/geostationary. Accessed 13 Mar. 2025.

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