/ Dictionary / Index P pivotal: Meaning and Definition of Find definitions for: piv•ot•al Pronunciation: (piv'u-tl), [key] — adj. of, pertaining to, or serving as a pivot. of vital or critical importance: a pivotal event. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: pivotal (Thesaurus) pivot pivoting Related Content Daily Word Quiz: pugilist Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language