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Consult Chambers 21st Century Dictionary, The Chambers Thesaurus (1996) or Chambers Biographical Dictionary (1997 edition with amendments). Enter your search and choose your title from the drop-down menu.

Search results for 'trepan':

trepan noun, surgery a type of small cylindrical saw that was formerly used for removing part of a bone, especially part of the skull. verb (trepanned, trepanning) to remove (a piece of bone) with a trepan or a trephine. trepanation noun. trepanner noun. trepanning adj, noun.
ETYMOLOGY: 15c: from Greek trypanon borer.