/ Dictionary / Index B babesia: Meaning and Definition of Find definitions for: ba•be•sia Pronunciation: (bu-bē'zhu, -zhē-u, -zē-u), [key] — n. any protozoan of the genus Babesia, certain species of which are parasitic and pathogenic for warm-blooded animals. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Baber babesiosis Related Content Daily Word Quiz: opulent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language