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

  • transitive v. To render inactive or ineffective.
  • transitive v. To inhibit, block, or disrupt the action of (an enzyme or other biological agent).
  • transitive v. To remove from active military status.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • v. to make something inactive or no longer effective
  • v. to prevent the action of a biochemical agent (such as an enzyme)
  • v. to remove a person or piece of hardware from active military service

from the GNU version of the Collaborative International Dictionary of English

  • transitive v. To make inactive; to render ineffective.
  • transitive v. To disband (a military unit, or other group); to discontinue (a group activity).

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

  • v. make inactive
  • v. remove from active military status or reassign


de- +‎ activate (Wiktionary)



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