any of a subclass (Gregarinia) of sporozoan protozoans that are parasites in the digestive tract of insects, crustaceans, earthworms, etc.
Origin of gregarine; from Modern Latin Gregarina ; from Classical Latin gregarius (see gregarious): name suggested by L. Dufour, 19th-c. French zoologist
of or pertaining to these protozoans
Any of various apicomplexan protozoans that are parasitic within the digestive tract and body cavity of invertebrates, including many insects and mollusks.
Origin of gregarineFrom New Latin Gregārīna, type genus, from Latin gregārius, belonging to a flock; see gregarious.
- greg′a·rine′, greg′a·rin′i·an