/ Dictionary / Index A affiliation: Meaning and Definition of Find definitions for: af•fil•i•a•tion Pronunciation: (u-fil"ē-ā'shun), [key] — n. the act of affiliating; state of being affiliated or associated. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: affiliation (Thesaurus) affiliated affiliation order Related Content Daily Word Quiz: gregarious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language