Pentacrinin Pen*tac"ri*nin, n. (Physiol. Chem.) A red and purple pigment found in certain crinoids of the genus Pentacrinus. [1913 Webster]

The Collaborative International Dictionary of English. 2000.

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  • pentacrinin — Chem. (pɛnˈtækrɪnɪn) [f. mod.L. Pentacrin us (see next) + in1.] A colouring matter found in Pentacrinus and other crinoids. Rolleston & Jackson Anim. Life 575 …   Useful english dictionary

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