geosynchronous

adjective

geo·​syn·​chro·​nous ˌjē-ō-ˈsiŋ-krə-nəs How to pronounce geosynchronous (audio)
-ˈsin-
: being or having an orbit around the earth with a period equal to one sidereal day
specifically : geostationary

Examples of geosynchronous in a Sentence

Recent Examples on the Web
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The first-stage booster made a successful 21st liftoff, but was expended to get the satellite to a geosynchronous transfer orbit. Richard Tribou, The Orlando Sentinel, 13 July 2025 But Russia's potential adversaries, like the United States and Europe, rely heavily on geosynchronous satellites. Robert Pearlman, ArsTechnica, 11 July 2025 Some satellites are positioned in low Earth orbit, about 100 miles (161 kilometers) above Earth’s surface, while others are in geosynchronous orbit, approximately 25,000 miles (40,000 km) away. Mojtaba Akhavan-Tafti, The Conversation, 11 July 2025 These two satellites docking in geosynchronous orbit could indicate that China has the potential to disable another country's satellite in space, Ars Technica reported. Sophia Compton, FOXNews.com, 10 July 2025 See All Example Sentences for geosynchronous

Word History

First Known Use

1968, in the meaning defined above

Time Traveler
The first known use of geosynchronous was in 1968

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Cite this Entry

“Geosynchronous.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/geosynchronous. Accessed 21 Jul. 2025.

Last Updated: - Updated example sentences
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