/ Dictionary / Index N necessitarian: Meaning and Definition of Find definitions for: ne•ces•si•tar•i•an Pronunciation: (nu-ses"i-târ'ē-un), [key] — n. a person who advocates or supports necessitarianism (distinguished from libertarian). —adj. pertaining to necessitarians or necessitarianism. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: necessitarian (Thesaurus) necessary stool necessitarianism Related Content Daily Word Quiz: eureka Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language