obsolete

  1. Adjective.  (context, of words, equipment, etc.) no longer in use; gone into disuse; disused or neglected (often by preference for something newer, which replaces the subject).
  2. Adjective.  (biology) Imperfectly developed; not very distinct.
  3. Verb.  (US) [http://oxforddictionaries.com/definition/obsolete Oxford Dictionary] To perform some action that causes, or attempts to cause, something to become obsolete.

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This entry was last updated on RefTopia from its source on 3/20/2012.