/ Dictionary / Index I ideation: Meaning and Definition of Find definitions for: i•de•a•tion Pronunciation: (ī"dē-ā'shun), [key] — n. the process of forming ideas or images. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: ideation (Thesaurus) ideate ideational Related Content Daily Word Quiz: fabricate Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language