/ Dictionary / Index E Erwinia*: Meaning and Definition of Find definitions for: Er•win•i•a Pronunciation: (ûr-win'ē-u), [key] — n. Bacteriol. a genus of rod-shaped bacteria that are pathogenic for plants. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Erwin -ery Related Content Daily Word Quiz: philtrum Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language