/ Dictionary / Index D decimalize: Meaning and Definition of Find definitions for: dec•i•mal•ize Pronunciation: (des'u-mu-līz", des'mu-), [key] — -ized, -iz•ing. to reduce to a decimal system. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: decimalize (Thesaurus) decimal fraction decimal system Related Content Daily Word Quiz: nonchalant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language