1
capitalized : a large genus of phosphorescent marine dinoflagellates that when unusually abundant cause red tide
2
: any dinoflagellate of the genus Gonyaulax

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Cite this Entry

“Gonyaulax.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/gonyaulax. Accessed 9 Jul. 2026.

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