/ Dictionary / Index E economizer: Meaning and Definition of Find definitions for: e•con•o•miz•er Pronunciation: (i-kon'u-mī"zur), [key] — n. a person who economizes. (in a boiler) a device for warming feed water with gases entering the chimney or stack. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: economizer (Thesaurus) economize economy Related Content Daily Word Quiz: deleterious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language