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

  • noun Mathematics The symbol −, as in 4 − 2 = 2, that is used to indicate subtraction or a negative quantity.
  • noun Chemistry The same symbol, used to indicate levorotatory rotation of polarized light.

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

  • noun mathematics The symbol or - used to denote the operation of subtraction and to indicate that a number is negative.

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

  • noun a sign indicating the operation of subtraction


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    Sorry, no example sentences found.


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