/ Dictionary / Index A antidisestablishmentarianism: Meaning and Definition of Find definitions for: an•ti•dis•es•tab•lish•men•tar•i•an•ism Pronunciation: (an"tē-dis"u-stab"lish-mun-târ'ē-u-niz"um, an"tī-), [key] — n. opposition to the withdrawal of state support or recognition from an established church, esp. the Anglican Church in 19th-century England. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. antidisestablishmentarian antidiuretic Related Content Daily Word Quiz: acquiesce Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language