plural noun

: a division or other category of algae comprising yellowish-green to golden-brown algae that are mostly unicellular and biflagellate, that form starch, starchy compounds, or oil as food reserves, and that include the dinoflagellates and cryptomonads

Word History


New Latin, from pyrrh- + -phyta

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Dictionary Entries Near Pyrrophyta

Cite this Entry

“Pyrrophyta.” Dictionary, Merriam-Webster, Accessed 18 Jul. 2024.

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