/ Dictionary / Index D decorticate: Meaning and Definition of Find definitions for: de•cor•ti•cate Pronunciation: (dē-kôr'ti-kāt"), [key] — -cat•ed, -cat•ing. to remove the bark, husk, or outer covering from. to remove the cortex from (an organ or structure). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: decorticate (Thesaurus) decorous decortication Related Content Daily Word Quiz: reclusive Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language