Sputnik meaning

spo͝otnĭk, spŭt-, spo͝otnyĭk
Sputnik is defined as one of the space satellites launched into Earth orbit by the Soviet Union starting in 1957.

An example of Sputnik is a device that orbits the earth and transmits information back to Earth.

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Any of a series of Soviet satellites sent into Earth orbit, especially the first, launched October 4, 1957.
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Any of a series of man-made satellites put into orbit by the U.S.S.R. beginning in October, 1957
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Any of a series of Soviet unmanned space satellites, especially the first one in 1957.
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Origin of sputnik

  • Russian sputnik (zemli) fellow traveler (of Earth) so-, s- together ksun in Indo-European roots put' path, way pent- in Indo-European roots -nik n. suff

    From American Heritage Dictionary of the English Language, 5th Edition

  • From Russian спутник (sputnik, “fellow traveller").

    From Wiktionary