echinite

noun ech·i·nite \ˈekəˌnīt; ə̇ˈkīˌ-, ēˈ-, eˈ-\

Definition of echinite

plural

-s

  1. :  a fossil sea urchin

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Origin and Etymology of echinite

New Latin echinita, from Latin echinus sea urchin + -ita -ite


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of or relating to bile

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