1 saxitoxin | Definition of saxitoxin

saxitoxin

noun
sax路​i路​tox路​in | \ 藢sak-s蓹-藞t盲k-s蓹n How to pronounce saxitoxin (audio) \

Definition of saxitoxin

: a potent nonprotein neurotoxin C10H17N7O4路2HCl that originates especially in dinoflagellates (genera Alexandrium, Gymnodinium, and Pyrodinium) found in red tides and that sometimes occurs in and renders toxic normally edible mollusks which feed on them

Examples of saxitoxin in a Sentence

Recent Examples on the Web

Alexandrium produces the toxin saxitoxin, which remains in the gulf in low concentrations during the year and explodes during blooms. Jenny Howard, National Geographic, "Red tides, explained," 5 July 2019 According to Sheffield, three of the walruses had low to moderate levels of saxitoxin, while the fourth one had high levels. Author: Davis Hovey, Anchorage Daily News, "High levels of algae-produced biotoxin found in dead walrus," 11 Dec. 2017 Sheffield says finding saxitoxins in walrus is not new for subsistence hunters in Western Alaska. Author: Davis Hovey, Anchorage Daily News, "High levels of algae-produced biotoxin found in dead walrus," 11 Dec. 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'saxitoxin.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of saxitoxin

1962, in the meaning defined above

History and Etymology for saxitoxin

saxi- (from New Latin Saxidomus giganteus, species of butter clam from which it is isolated) + toxin

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More Definitions for saxitoxin

saxitoxin

noun
saxi路​tox路​in | \ 藢sak-s蓹-藞t盲k-s蓹n How to pronounce saxitoxin (audio) \

Medical Definition of saxitoxin

: a potent nonprotein neurotoxin C10H17N7O4路2HCl that originates especially in dinoflagellates (as of the genera Alexandrium, Gymnodinium, and Pyrodinium) found in red tides and causes paralytic shellfish poisoning when ingested in contaminated shellfish

More from Merriam-Webster on saxitoxin

Britannica.com: Encyclopedia article about saxitoxin