1. Plural of babesia; a genus of parasitic protozoans that infect red blood cells and are transmitted by ticks, causing babesiosis in humans and animals.
Usage: medical/scientific term; plural form

Examples

• Babesiae are responsible for a tick-borne illness similar to malaria.
• The laboratory identified babesiae in the patient's blood sample.
• Cattle infected with babesiae may show signs of anemia and fever.
• Babesiae transmission occurs primarily through Ixodes tick bites.