/ Dictionary / Index I irrorate: Meaning and Definition of Find definitions for: ir•ro•rate Pronunciation: (ir'u-rāt", i-rôr'it, i-rōr'-), [key] — adj. Zool. marked with small spots of color; speckled. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. irritative irrotational Related Content Daily Word Quiz: acquiesce Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language