/ Dictionary / Index A antisepticize: Meaning and Definition of Find definitions for: an•ti•sep•ti•cize Pronunciation: (an"ti-sep'tu-sīz"), [key] — -cized, -cizing. to treat with antiseptics. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: antisepticize (Thesaurus) antiseptically antiserum Related Content Daily Word Quiz: tenacious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language