botulinum toxin

noun

: a neurotoxin formed by botulinum that causes botulism and that is injected in a purified form for therapeutic and cosmetic purposes (as to treat blepharospasm and reduce wrinkles)

Examples of botulinum toxin in a Sentence

Recent Examples on the Web Symptoms of botulism can start anywhere from six hours to two weeks after consuming food that contains botulinum toxin, per the FDA. Korin Miller, Health, 22 June 2024 Blepharospasms and hemifacial spasms can be treated with regular injections of botulinum toxin. Lindsey Bever, Washington Post, 27 July 2024 The bacteria secrete eight different subtypes of botulinum toxin. Danielle Cohen, Allure, 23 July 2024 Symptoms can appear from six hours to two weeks after someone eats food containing botulinum toxin. Bruce Gil, Quartz, 26 June 2024 See all Example Sentences for botulinum toxin 

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'botulinum toxin.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1923, in the meaning defined above

Time Traveler
The first known use of botulinum toxin was in 1923

Dictionary Entries Near botulinum toxin

Cite this Entry

“Botulinum toxin.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/botulinum%20toxin. Accessed 19 Aug. 2024.

Medical Definition

botulinum toxin

noun
variants also botulinus toxin
: a very powerful neurotoxin that causes botulism and is produced by the botulinum bacterium (Clostridium botulinum)
also : botulinum toxin type a

Note: Botulinum toxin acts primarily on the parasympathetic nervous system.

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