coc·​cid·​i·​um käk-ˈsi-dē-əm How to pronounce coccidium (audio)
plural coccidia käk-ˈsi-dē-ə How to pronounce coccidium (audio)
: any of an order (Coccidia) of protozoans usually parasitic in the digestive epithelium of vertebrates

Word History


New Latin, diminutive of coccus

First Known Use

circa 1879, in the meaning defined above

Time Traveler
The first known use of coccidium was circa 1879

Dictionary Entries Near coccidium

Cite this Entry

“Coccidium.” Dictionary, Merriam-Webster, Accessed 27 Feb. 2024.

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