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Medical Term:


Pronunciation: he'mo-greg'a-ri'na

Definition: A sporozoan coccidian genus (order Eucoccidiida, family Haemogregarinidae) that parasitizes the blood cells of cold-blooded animals and the digestive system of invertebrate primary hosts in an obligatory two-host cycle.

[G. haima, blood, + L. grex, a flock]
