/ Dictionary / Index C calefactory: Meaning and Definition of Find definitions for: cal•e•fac•to•ry Pronunciation: (kal"u-fak'tu-rē, -fak'trē), [key] — adj., n., pl. -ries. —adj. serving to heat. —n. a heated parlor or sitting room in a monastery. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: calefactory (Thesaurus) calefaction calendar Related Content Daily Word Quiz: apogee Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language