/ Dictionary / Index P precedential: Meaning and Definition of Find definitions for: prec•e•den•tial Pronunciation: (pres"i-den'shul), [key] — adj. of the nature of or constituting a precedent. having precedence. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: precedential (Thesaurus) precedent preceding Related Content Daily Word Quiz: secular Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language