| any of several tick-borne diseases of cattle, dogs, horses, sheep, and swine, caused by a babesia protozoan and characterized by fever and languor. |
babesiosis ba·be·si·o·sis (bə-bē'zē-ō'sĭs) or bab·e·si·a·sis (bāb'ĭ-zī'ə-sĭs)
n.
A human protozoan disease of the red blood cells caused by infection with a species of Babesia that is transmitted by ticks and characterized by fever, malaise, and hemolytic anemia. Also called piroplasmosis.