botulinum toxin


Definition of botulinum toxin

: 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 Some people receive injections of botulinum toxin to help with spasticity symptoms. Lauren Sieben, SELF, 22 Mar. 2022 By blocking, or interrupting, this chemical messenger, botulinum toxin 'turns off' sweating at the area where it has been injected. Cathy Cassata,, 1 Nov. 2021 In 1990, as the U.S. military planned an operation to expel the invading Iraqi army from Kuwait, officials received a sobering intelligence report: Saddam Hussein was probably in possession of anthrax and botulinum toxin. New York Times, 23 Dec. 2021 In severe cases, botulinum toxin can be injected into the salivary gland. Dr. Keith Roach, oregonlive, 3 Dec. 2021 Some people have also seen success with Botox (botulinum toxin) injections in the jaw area. Courtney Schmidt,, 3 June 2021 However, there are other botulinum toxin type A injections like Xeomin and Dysport. Ruth Samuel, Allure, 21 July 2021 Before your consultation, consider looking at safety information on botulinum toxin provided by professional organizations such as the American Academy of Dermatology and the American Society of Plastic Surgeons, Lawrence said. Washington Post, 6 May 2021 Maniilaq staff members and an ad hoc seal oil task force worked for more than five years with two universities to develop a way to eliminate the botulinum toxin without dramatically changing the taste or reducing the nutritional value of seal oil. Mark Thiessen, Anchorage Daily News, 17 Feb. 2021 See More

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

First Known Use of botulinum toxin

1923, in the meaning defined above

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The first known use of botulinum toxin was in 1923

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Last Updated

26 Mar 2022

Cite this Entry

“Botulinum toxin.” Dictionary, Merriam-Webster, Accessed 16 May. 2022.

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More Definitions for botulinum toxin

botulinum toxin

variants: also botulinus toxin

Medical Definition of botulinum 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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