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Pyrrophyta

[pi-rof-i-tuh]
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noun Biology.
  1. a phylum in the kingdom Protista comprising the dinoflagellates and cryptomonads.
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Origin of Pyrrophyta

< New Latin < Greek pyrrh(ós) red + -o- -o- + phytá, plural of phytón -phyte
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018