verb (used with object), de·cor·ti·cat·ed, de·cor·ti·cat·ing.

  1. to remove the bark, husk, or outer covering from.
  2. Surgery. to remove the cortex from (an organ or structure).


  1. (tr) to remove the bark or some other outer layer from
  2. surgery to remove the cortex of (an organ or part)

1610s, from Latin decorticatus, past participle of decorticare “to strip of bark,” from de- (see de-) + stem of cortex “bark of a tree” (see cortex). Related: Decortication.

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