/ Dictionary / Index A aciduric: Meaning and Definition of Find definitions for: ac•i•du•ric Pronunciation: (as"i-door'ik, -dyoor'-), [key] — adj. (of bacteria) capable of growth in an acid environment. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: aciduric (Thesaurus) acidulous acid value Related Content Daily Word Quiz: cautious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language