/ Dictionary / Index R retaliation: Meaning and Definition of Find definitions for: re•tal•i•a•tion Pronunciation: (ri-tal"ē-ā'shun), [key] — n. the act of retaliating; return of like for like; reprisal. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: retaliation (Thesaurus) retaliate retard Related Content Daily Word Quiz: vernacular Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language