thimerosal

noun
thi·​mer·​o·​sal | \ thī-ˈmer-ə-ˌsal How to pronounce thimerosal (audio) \

Definition of thimerosal

: a crystalline organic mercurial antiseptic C9H9HgNaO2S used especially for its antifungal and bacteriostatic properties

Examples of thimerosal in a Sentence

Recent Examples on the Web But multiple studies that followed could not establish an association between thimerosal-containing vaccines and autism. Anne P. Kim, The Conversation, 13 Nov. 2020 The myth of a link expanded in 2005 with claims that the vaccine preservative thimerosal causes autism. Michelle Cortez | Bloomberg, Washington Post, 13 Apr. 2015 There are also thimerosal-free formulations of the influenza vaccine, the CDC says. Anna Borges, SELF, 26 Aug. 2019 In 2001, vaccine makers removed thimerosal from all of the U.S. vaccines recommended for children under 6, except for the flu vaccine. Elizabeth Byrne, Shiying Cheng, Houston Chronicle, 12 June 2019 Her fellow lobbyist, Kennedy, has argued that vaccines, specifically those containing the element thimerosal, may cause autism, a view unsupported by scientific evidence and dismissed as a conspiracy theory by experts. Caitlin O'kane, CBS News, 13 June 2019 Studies have shown no evidence of harm caused by the low doses of thimerosal in vaccines. Julie Washington, cleveland.com, 23 Jan. 2018 The flu vaccine does contain a preservative called thimerosal, which breaks down to ethylmercury once inside the body. Grace Donnelly, Fortune, 19 Jan. 2018 While that may seem far-fetched, science has equally disproven the accusations of autism-causation and mercury poisoning through thimerosal. Madeleine Deliee, Woman's Day, 13 Mar. 2017

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

See More

First Known Use of thimerosal

1949, in the meaning defined above

History and Etymology for thimerosal

probably from thi- + mercury + -o- + salicylate

Keep scrolling for more

Learn More About thimerosal

Time Traveler for thimerosal

Time Traveler

The first known use of thimerosal was in 1949

See more words from the same year

Statistics for thimerosal

Cite this Entry

“Thimerosal.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/thimerosal. Accessed 17 Jun. 2021.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon

Keep scrolling for more

More Definitions for thimerosal

thimerosal

noun
thi·​mer·​o·​sal | \ thī-ˈmer-ə-ˌsal How to pronounce thimerosal (audio) \

Medical Definition of thimerosal

: a crystalline organic mercurial antiseptic C9H9HgNaO2S used especially for its antifungal and bacteriostatic properties — see merthiolate

More from Merriam-Webster on thimerosal

Britannica.com: Encyclopedia article about thimerosal

WORD OF THE DAY

Test Your Vocabulary

Name that Thing: Dog Breeds

Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Typeshift

Anagram puzzles meet word search.

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!