/ Dictionary / Index C cloistered: Meaning and Definition of Find definitions for: clois•tered Pronunciation: (kloi'sturd), [key] — adj. secluded from the world; sheltered: a cloistered life. having a cloister or cloisters. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: cloistered (Thesaurus) cloister cloistered vault Related Content Daily Word Quiz: agitated Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language