- A tick-borne protozoan infection of animals, such as Texas fever of cattle, that is caused by species of Babesia. (noun)
- A human protozoan disease of red blood cells caused by Babesia species that is transmitted by the northern deer tick, characterized by fever, malaise, and hemolytic anemia, and prevalent on the coastal islands of the northeast United States. (noun)
- A tick-borne disease of domesticated and wild mammals as well as humans, caused by a protozoan of the genera Babesia and characterized by fever, anaemia, jaundice, and in severe cases leading to death (noun)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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