/ Dictionary / Index I impulsion: Meaning and Definition of Find definitions for: im•pul•sion Pronunciation: (im-pul'shun), [key] — n. the act of impelling, driving onward, or pushing. the resulting state or effect; impulse; impetus. the inciting influence of some feeling or motive; mental impulse. a constraining or inciting action exerted on the mind or conduct: divine impulsion. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: impulsion (Thesaurus) impulse turbine impulsive Related Content Daily Word Quiz: didactic Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language