/ Dictionary / Index C clerestory: Meaning and Definition of Find definitions for: clere•sto•ry Pronunciation: (klēr'stôr"ē, -stōr"ē), [key] — pl. -ries. a portion of an interior rising above adjacent rooftops and having windows admitting daylight to the interior. a raised construction, as on the roof of a railroad car, having windows or slits for admitting light or air. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: clerestory (Thesaurus) Clerc clergy Related Content Daily Word Quiz: eccentric Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language