triclosan

noun
tri·​clo·​san | \ trī-ˈklō-ˌsan How to pronounce triclosan (audio) \

Definition of triclosan

: a whitish crystalline powder C12H7Cl3O2 that is a phenyl ether derivative used especially formerly as a broad-spectrum antibacterial agent

Examples of triclosan in a Sentence

Recent Examples on the Web The one thing that can be a little tricky is that sanitizers or soaps with ingredients like triclosan might up the risk of antibiotic resistance; these additives haven’t proven to do much to benefit your hand washing and sanitizing regimen. Sara Kiley Watson, Popular Science, "Why sanitizer works, but hand washing works better," 5 Mar. 2020 Many brands of hand soap contain the controversial chemical triclosan, which is linked to serious health conditions and causes cancer in mice. Sarah Lazarus, CNN, "Could Asia's passion for tofu help solve the plastic crisis?," 2 Dec. 2019 But should you be concerned about how much triclosan you’re being exposed to everyday? Maggie O'neill, Health.com, "What is Triclosan? Study Links Common Ingredient in Toothpastes and Soaps With Osteoporosis," 27 June 2019 Researchers are also exploring whether long-term triclosan exposure increases risk for skin cancer. Melissa Healy, latimes.com, "Triclosan could be really harmful to your gut, and it's probably in your toothpaste," 31 May 2018 Specifically, products that include an ingredient called triclosan could take a toll on your bone health. Maggie O'neill, Health.com, "What is Triclosan? Study Links Common Ingredient in Toothpastes and Soaps With Osteoporosis," 27 June 2019 An antibacterial and antimicrobial chemical, triclosan can be found in sanitizing hand and body soaps, mascara, and formerly in toothpaste. Olivia Fleming & Jenna Rosenstein, Harper's BAZAAR, "The Ultimate Guide to Clean Beauty," 12 Aug. 2019 Another study suggested that exposure to triclosan may disrupt some reproductive and developmental processes in infants. Jen Christensen, CNN, "Study links common chemical in cosmetics and toothpaste to osteoporosis," 25 June 2019 The study looked at data from 1,848 women between 2005 and 2010 and found that women who had higher levels of triclosan in their urine were more likely to develop osteoporosis later on in life. Jen Christensen, CNN, "Study links common chemical in cosmetics and toothpaste to osteoporosis," 25 June 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'triclosan.' 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 triclosan

1973, in the meaning defined above

History and Etymology for triclosan

tri- + chlor- + -san (of unknown origin)

Keep scrolling for more

Learn More about triclosan

Time Traveler for triclosan

Time Traveler

The first known use of triclosan was in 1973

See more words from the same year

Statistics for triclosan

Cite this Entry

“Triclosan.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/triclosan. Accessed 2 Jul. 2020.

Keep scrolling for more

More Definitions for triclosan

triclosan

noun
tri·​clo·​san | \ trī-ˈklō-ˌsan How to pronounce triclosan (audio) \

Medical Definition of triclosan

: a whitish crystalline powder C12H7Cl3O2 used especially as a broad-spectrum antibacterial agent (as in soaps, deodorants, and mouthwash)

More from Merriam-Webster on triclosan

Rhyming Dictionary: Words that rhyme with triclosan

Comments on triclosan

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

WORD OF THE DAY

See Definitions and Examples »

Get Word of the Day daily email!

Test Your Vocabulary

A More Exception(al) Quiz

  • hot dog  hot dog  hot dog  hot dog cat
  • Which of the following words is not a synonym for ‘a young person’?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Syn City

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!