/ Dictionary / Index N neutralism: Meaning and Definition of Find definitions for: neu•tral•ism Pronunciation: (n'tru-liz"um, ny'-), [key] — n. the policy or advocacy of maintaining strict neutrality in foreign affairs. the theory that some changes in evolution are governed by random mutations that become fixed in populations by chance rather than by natural selection. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: neutralism (Thesaurus) neutral ground neutralist Related Content Daily Word Quiz: vertigo Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language