Opalina

noun

Opa·​li·​na

ˌōpəˈlīnə,

-lēnə

: a genus (the type of the family Opalinidae) of large flattened multinucleate protociliates that are endozoic in the rectum of amphibians

Word History

Etymology

New Latin, from Latin opalus opal + New Latin -ina

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