/ Dictionary / Index A achromobacter: Meaning and Definition of Find definitions for: a•chro•mo•bac•ter Pronunciation: (ā-krō'mu-bak"tur), [key] — n. Bacteriol. any of several rod-shaped bacteria of the genus Achromobacter, found in soil and water. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. achromic A chromosome 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