Peridinium

noun

type genus of the family Peridiniidae

• Syn: ↑genus Peridinium

• Hypernyms: ↑protoctist genus

• Member Holonyms: ↑Peridiniidae, ↑family Peridiniidae

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\\ˌperəˈdinēəm\ noun

Etymology: New Latin, from Greek peridinēs whirled around (from peridinein to whirl around, from peri- + dinein to whirl, rotate) + New Latin -ium; akin to Greek dinos rotation, whirling — more at dino-

1. capitalized : the type genus of Peridiniidae comprising marine and freshwater dinoflagellates that are typically subspherical to ovoid in outline and that sometimes have the test prolonged into short horns — compare ceratium

2. plural peridiniums \\-ēəmz\ or peridinia \\-ēə\ : any flagellate of the genus Peridinium

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Peridinˈium noun

1. A genus of dinoflagellates

2. (without cap; pl peridinˈiums or peridinˈia) a member of the genus

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Main Entry: ↑peridinian