from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. The act of authorizing. See Synonyms at permission.
  • n. Something that authorizes; a sanction.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. Permission.
  • n. An act of authorizing.
  • n. (A document giving) formal sanction, permission or warrant.
  • n. Permission, possibly limited, to spend funds for a specific budgetary purpose.

from the GNU version of the Collaborative International Dictionary of English

  • n. The act of giving authority or legal power; establishment by authority; sanction or warrant.

from The Century Dictionary and Cyclopedia

  • n. The act of authorizing; the act of giving authority or legal power; establishment by authority: as, “the authorization of laws,” Motley. Also spelled authorisation.

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

  • n. the power or right to give orders or make decisions
  • n. the act of conferring legality or sanction or formal warrant
  • n. a document giving an official instruction or command
  • n. official permission or approval


authorize +‎ -ation (Wiktionary)



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