from The Century Dictionary.

  • noun The act of obliterating or effacing; a blotting out or wearing out; effacement; extinction.
  • noun In entomology, the state of being obliterate; also, an obliterated part of a suture, margin, etc.
  • noun In pathology, the closure of a canal or cavity of the body by adhesion of its walls.

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

  • noun The act of obliterating, or the state of being obliterated; extinction.

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

  • noun The total destruction of something
  • noun The cancellation, erasure or deletion of something

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

  • noun destruction by annihilating something
  • noun the complete destruction of every trace of something


Sorry, no etymologies found.


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  • In stamp collecting, the term refers to a cancellation intended solely to deface a stamp (also called a "killer"). It may also describe an overprint intended to deface a portion of the design of a stamp (such as the face of a deposed ruler).

    August 27, 2008