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Definition of "space" []

  • Mathematics A set of elements or points satisfying specified geometric postulates: non-Euclidean space. (noun)
  • The infinite extension of the three-dimensional region in which all matter exists. (noun)
  • The expanse in which the solar system, stars, and galaxies exist; the universe. (noun)
  • The region of this expanse beyond Earth's atmosphere. (noun)
  • An extent or expanse of a surface or three-dimensional area: Water covered a large space at the end of the valley. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Use "space" in a sentence
  • "To imagine a space means nothing else than that we imagine an epitome of our “space” experience, i.e. of experience that we can have in the movement of “rigid” bodies."
  • "We could also say «per decem pedēs», _for ten feet_, where the space relation is one of _extent of space_."
  • "Inside the dura, and separated from it by a narrow space -- the _sub-dural space_ -- lies the"