trepan

  1. Noun.  A tool used to bore through rock when sinking shafts.
  2. Noun.  (medicine) A surgical instrument used to remove a circular section of bone from the skull; a trephine.
  3. Verb.  (transitive, manufacturing) To create a large hole by making a narrow groove outlining the shape of the hole and then removing the plug of material remaining by less expensive means.
  4. Verb.  (medicine) To use a trepan; to trephine.
  5. Noun.  (archaic) A trickster.
  6. Verb.  (archaic) To trick; to ensnare; to seduce.

This is an unmodified, but possibly outdated, definition from Wiktionary and used here under the Creative Commons license. Wiktionary is a great resource. If you like it too, please donate to Wikimedia.

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