domoic acid

noun

do·​mo·​ic acid də-ˈmō-ik- How to pronounce domoic acid (audio)
: a neurotoxin C15H21NO6 that is produced by some diatoms (especially genus Pseudo-nitzschia) and has caused poisoning in vertebrates (such as sea lions, birds, and humans) that have consumed diatom-contaminated fish or shellfish

Examples of domoic acid in a Sentence

Recent Examples on the Web
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As part of a study funded by the National Oceanic and Atmospheric Administration, Bradley Moore, a Scripps Oceanography professor of marine biology, marine chemistry and geochemistry, worked to determine how domoic acid is produced with the hope of creating a predictive model. City News Service, San Diego Union-Tribune, 25 Apr. 2025 However, human fatalities from domoic acid exposure are rare, scientists say. Julia Jacobo, ABC News, 24 Apr. 2025 This is the fourth consecutive year there has been a domoic acid event, but this year’s started much earlier than previous ones, according to Milstein. Summer Lin, Los Angeles Times, 22 Apr. 2025 Marine animal experts can help sea lions by bringing them to rehabilitation facilities, where they are treated by veterinarians who flush the domoic acid from their systems. Jason D. Greenblatt, MSNBC Newsweek, 2 Apr. 2025 See All Example Sentences for domoic acid

Word History

Etymology

Japanese dōmoi, the alga Chondria armata

First Known Use

1982, in the meaning defined above

Time Traveler
The first known use of domoic acid was in 1982

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Cite this Entry

“Domoic acid.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/domoic%20acid. Accessed 7 May. 2025.

Medical Definition

domoic acid

noun
do·​mo·​ic acid də-ˈmō-ik- How to pronounce domoic acid (audio)
: a neurotoxin analog C15H21NO6 of glutamic acid that is produced chiefly by marine diatoms (as Pseudo-nitzschia australis and Pseudo-nitzschia pungens) and has caused poisoning in sea mammals and birds and amnesic shellfish poisoning in humans who have consumed contaminated fish or shellfish

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