/ Dictionary / Index B Barthian: Meaning and Definition of Find definitions for: Barth•i•an Pronunciation: (bär'tē-un, -thē-), [key] — adj. of or pertaining to Karl Barth or his theology. —n. a supporter or adherent of Karl Barth or his theology. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Barthelme Barthianism Related Content Daily Word Quiz: hedonist Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language