from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun The period after 1957, the year in which a spacecraft was first placed in orbit around Earth, marking the beginning of space exploration.

from the GNU version of the Collaborative International Dictionary of English.

  • noun the time during which humans engaged in space exploration; -- generally considered as beginning on October 4, 1957 when the Soviet Union placed the first artificial satellite into orbit around the earth.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun The period from the about the time of the launch of Sputnik in 1957 to the present day, during which man ventured into space.
  • noun attributive Redolent of the space age; appearing futuristic or modern.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun the age beginning with the first space travel; from 1957 to the present


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    Sorry, no example sentences found.


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