triclosan

[ trahy-kloh-san, trahy-kloh-suhn ]
/ ˈtraɪ kloʊˌsæn, traɪˈkloʊ sən /

noun Chemistry.

a white solid compound, C12H7Cl3O2, with antibacterial and antifungal properties and numerous commercial uses, as in laundry detergents, toothpastes, toys, clothing, and housewares: it is no longer allowed in personal soaps and hand sanitizers, having been declared unsafe and ineffective by the FDA, which has also called for its ban in similar antiseptic products used in hospitals and other healthcare settings. Abbreviation: TCS

QUIZZES

BEAT THE DOLDRUMS WITH THIS WORD OF THE DAY QUIZ!

We know you’ll tackle this quiz totis viribus! See how many words from the week of Oct 12–18, 2020 you get right!
Question 1 of 7
What does “Indigenous” mean?

Origin of triclosan

First recorded in 1970–75; tri- + c(h)lo(r)2 + -san (a suffix of unknown origin)
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for triclosan