noun Ac·ti·no·cri·nus \ˌak-tə-(ˌ)nō-ˈkrī-nəs\

Definition of Actinocrinus

  1. :  a genus (the type of the family Actinocrinidae) of crinoids abundant in the Mississippian rocks of America and Europe

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Origin and Etymology of actinocrinus

New Latin, from actin- + -crinus

First Known Use: 1841

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capable of being understood in two ways

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