thimerosal

noun
thi·​mer·​o·​sal | \thī-ˈmer-ə-ˌsal \

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

Studies have shown no evidence of harm caused by the low doses of thimerosal in vaccines. Julie Washington, cleveland.com, "Cold or flu? Here's how to tell, plus your flu vaccine questions answered," 23 Jan. 2018 The flu vaccine does contain a preservative called thimerosal, which breaks down to ethylmercury once inside the body. Grace Donnelly, Fortune, "The History of the Flu Shot and Some Common Misconceptions," 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, "Could Anti-Vaxxers Turn Mumps Into the New Polio?," 13 Mar. 2017 Some have tried linking mercury – specifically thimerosal – with autism. Tony Hicks, The Mercury News, "Is Robert De Niro an anti-vaxxer?," 16 Feb. 2017 Mr. Kennedy in the past has raised doubts about thimerosal, a mercury-containing... Alex Berezow And Hank Campbell, WSJ, "Ignore Anti-Vaccine Hysteria, Mr. Trump," 10 Jan. 2017 Redwood started her mailing list on thimerosal with two posts in January 2000; Sara Solovitch, WIRED, "The Citizen Scientists," 1 Sep. 2001 More importantly, thimerosal doesn't stay in the body long enough to accumulate. Avery Thompson, Popular Mechanics, "Vaccines Are Safe and There Is Plenty of Proof," 17 Feb. 2017 The C.D.C. notes that there have been nine C.D.C.-funded or conducted studies since 2003 on thimerosal-containing vaccines, all of which found no link to autism spectrum disorder. Abigail Tracy, The Hive, "Donald Trump Taps Anti-vaccine Activist to Investigate Vaccine Science," 10 Jan. 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

Share thimerosal

Statistics for thimerosal

Look-up Popularity

Time Traveler for thimerosal

The first known use of thimerosal was in 1949

See more words from the same year

Keep scrolling for more

More Definitions for thimerosal

thimerosal

noun
thi·​mer·​o·​sal | \thī-ˈmer-ə-ˌsal \

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

Comments on thimerosal

What made you want to look up thimerosal? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

full of whispering sounds

Get Word of the Day daily email!

Test Your Vocabulary

Difficult Vocab Quiz

  • the-education-of-achilles-eugne-delacroix
  • Which is a synonym of discomfit?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
Word Winder's CrossWinder

Test Your Knowledge - and learn some interesting things along the way.

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!