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

Example Sentences

Recent Examples on the Web The upper-stage Merlin vacuum engine will now perform two burns before injecting the classified payloads directly into geostationary orbit later on Tuesday. Eric Berger, Ars Technica, 1 Nov. 2022 The eruption occurred January 15 in the southern Pacific Ocean off the Tongan archipelago, an area covered by three geostationary weather satellites. Ashley Strickland, CNN, 3 Nov. 2022 For this mission, from Space Launch Complex-40 at Cape Canaveral, a Falcon 9 rocket will deliver Intelsat's Galaxy 33 and 34 telecommunications satellites into a geostationary transfer orbit. Eric Berger, Ars Technica, 30 Sep. 2022 Those in geostationary orbit are too far from the Earth to deorbit and have to be placed in a special orbit that lies away from common operational orbits, known as the graveyard orbit. Mihir Tripathy, Smithsonian Magazine, 14 Sep. 2022 Those future sailcraft could, for instance, provide early warning of solar flares, serve as quasi-geostationary communication links over Earth’s poles or conduct more far-ranging and ambitious interplanetary missions. Steven Ashley, Scientific American, 23 Aug. 2022 Notably, Spaceflight Now reports, this was the first truly commercial launch into a geostationary transfer orbit worldwide this year. Eric Berger, Ars Technica, 9 June 2022 The most expensive satellites (and thus key targets for servicing) fly high above the Earth in geostationary orbits that keep them aligned above a specific point on the planet. Tim Fernholz, Quartz, 16 June 2022 Previously, the Angara rocket has made one suborbital test flight to verify that all systems worked, as well as three test flights of the A5 variant to prove its ability to launch payloads to a geostationary orbit, reports. Eric Berger, Ars Technica, 6 May 2022 See More

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'geostationary.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Word History

First Known Use

1961, in the meaning defined above

Time Traveler
The first known use of geostationary was in 1961

Dictionary Entries Near geostationary

Cite this Entry

“Geostationary.” Dictionary, Merriam-Webster, Accessed 9 Dec. 2022.

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