/ Dictionary / Index B babesiosis: Meaning and Definition of Find definitions for: ba•be•si•o•sis Pronunciation: (bu-bē"zē-ō'sis), [key] — n. Vet. Pathol. any of several tick-borne diseases of cattle, dogs, horses, sheep, and swine, caused by a babesia protozoan and characterized by fever and languor. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. babesia Babette 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