Breadcrumb Home > Dictionary > Index C comma bacillus: Meaning and Definition of Find definitions for: com'ma bacil"lus Pronunciation: [key] a curved, rod-shaped bacterium, Vibrio cholerae, causing Asiatic cholera. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. comma Commack TrendingHere are the facts and trivia that people are buzzing about. Biographies: Notable Jewish Religious Leaders Current Events This Week: September 2023 Hispanic Population and the 2010 U.S. Census Preamble of the United Nations Charter The Jewish Calendar ✖ Related Content Daily Word Quiz: parallax Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language