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chlorhexidine

British  
/ klɔːˈhɛksɪdiːn /

noun

  1. an antiseptic compound used in skin cleansers, mouthwashes, etc

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of chlorhexidine

C20: from chlor ( o ) - + hex ( ane ) + -i ( de ) + ( am ) ine

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

It found that chlorhexidine, an antiseptic mouthwash, disrupted nitrate processing and reduced gastric nitric oxide synthesis, while dietary nitrate supplementation partly preserved microbial function and nitric oxide related signaling during antiseptic use.

From Science Daily • May 25, 2026

Although some guidelines have favored using chlorhexidine gluconate over other iodine products, there has not been a consensus on the most effective agent.

From Science Daily • Feb. 1, 2024

In the UK, antiseptic mouthwashes containing chlorhexidine are commonly used to treat dental plaque and gum disease.

From Salon • Jan. 30, 2024

Worryingly, early research also indicates that chlorhexidine may contribute to antimicrobial resistance.

From Salon • Jan. 30, 2024

The antiseptic soap was a 4 percent chlorhexidine solution sold in many drugstores.

From Seattle Times • Feb. 13, 2019

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