/ Dictionary / Index I itemize: Meaning and Definition of Find definitions for: i•tem•ize Pronunciation: (ī'tu-mīz"), [key] — v., -ized, -iz•ing. —v.t. to state by items; give the particulars of; list the individual units or parts of: to itemize an account. to list as an item or separate part: to itemize deductions on an income-tax return. —v.i. to compute an income-tax return by listing separately all assets, credits, allowable deductions, losses, etc. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: itemize (Thesaurus) item item veto Related Content Daily Word Quiz: stringent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language