triclosan

play
noun tri·clo·san \trī-ˈklō-ˌsan\

Definition of triclosan

  1. :  a whitish crystalline powder C12H7Cl3O2 that is a phenyl ether derivative used especially as a broad-spectrum antibacterial agent (as in soaps, deodorants, and mouthwash)

Origin and Etymology of triclosan

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


First Known Use: 1973


Medical Dictionary

triclosan

play
noun tri·clo·san \trī-ˈklō-ˌsan\

Medical Definition of triclosan

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

Learn More about triclosan


Seen and Heard

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

Love words? Need even more definitions?

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

WORD OF THE DAY

a small amount

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

  • winning-words-from-the-national-spelling-bee-logo
  • Which is the correct spelling of the winning word from 1988?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
Bee Cubed

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!