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 production-ready antenna system, which will be formally named Portal, is designed to connect with satellites in low-Earth, medium-Earth, and geostationary orbit. ArsTechnica, 9 July 2025 The current geostationary satellite program launched its first satellite in 2016 with plans to operate until 2038. Chris Vagasky, The Conversation, 2 July 2025 Eutelsat operates a constellation of geostationary orbit (GEO) as well as LEO satellites. Ryan Browne, CNBC, 29 June 2025 In December 2024, reports emerged of Chinese stalker satellites creeping around the geostationary ring—a region 36,000 kilometers above Earth’s surface where many spy and telecommunication satellites are stationed. IEEE Spectrum, 11 May 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 21 Jul. 2025.

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