an·​ti·​bac·​te·​ri·​al | \ ˌan-tē-bak-ˈtir-ē-əl How to pronounce antibacterial (audio) , ˌan-ˌtī- How to pronounce antibacterial (audio) \

Definition of antibacterial

: directed or effective against bacteria antibacterial soap an antibacterial drug

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Other Words from antibacterial

antibacterial noun
In an effort to develop new antifungals, scientists are boning up on previous research on antibacterials. — Ellen Licking

Examples of antibacterial in a Sentence

Recent Examples on the Web

Use an over-the-counter antibacterial ointment to prevent infection. Audrey Bruno, SELF, "What to Do When You Inevitably Cut Yourself in the Kitchen," 10 Nov. 2018 As such, acne breakouts needed to be treated with something antibacterial, and that's where coconut oil comes in. Sable Yong, Teen Vogue, "Coconut Oil for Acne? Learn How It Can Help Clear Your Skin," 10 Sep. 2018 Dudes, keep the following in your home at all times: Ibuprofen, a box of Band-Aids (plus an antiseptic like hydrogen peroxide, and antibacterial ointment), cotton balls and swabs, and sunscreen. Beca Grimm, GQ, "15 Things You Must Own Before You Invite a Woman Over," 29 Mar. 2018 At this time, FDA doesn’t have evidence that triclosan in OTC consumer antibacterial soaps and body washes provides any benefit over washing with regular soap and water. Olivia Fleming & Jenna Rosenstein, Harper's BAZAAR, "The Ultimate Guide to Clean Beauty," 12 Aug. 2019 To cleanse, skip the basic body wash and reach for an antibacterial soap or benzoyl peroxide wash like Neutrogena’s Clear Stubborn Acne Cleanser. Zoe Weiner, Glamour, "Your 4-Step Guide to Curing Butt Acne Once and for All," 2 June 2019 The pungent, colorless liquid has antibacterial qualities and can be used as a preservative, according to the National Center for Biotechnology Information. Jennifer Leman, Popular Mechanics, "Here's a Machine That Turns Carbon Dioxide Into Liquid Fuel," 4 Sep. 2019 From antibacterial properties, aiding digestion, hay fever, colds, energy and even as cure for sleeping disorders the list goes on. Erin Hill,, "James Middleton Reveals Surprise Passion for Beekeeping: 'It’s a Chance to Escape My Mind'," 23 Aug. 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

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'antibacterial.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of antibacterial

1879, in the meaning defined above

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Statistics for antibacterial

Last Updated

9 Oct 2019

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Time Traveler for antibacterial

The first known use of antibacterial was in 1879

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More Definitions for antibacterial



English Language Learners Definition of antibacterial

: able to kill bacteria


an·​ti·​bac·​te·​ri·​al | \ ˌant-i-bak-ˈtir-ē-əl How to pronounce antibacterial (audio) , ˌan-ˌtī- How to pronounce antibacterial (audio) \

Medical Definition of antibacterial

 (Entry 1 of 2)

: directed or effective against bacteria



Medical Definition of antibacterial (Entry 2 of 2)

: an antibacterial agent

More from Merriam-Webster on antibacterial

Rhyming Dictionary: Words that rhyme with antibacterial

Thesaurus: All synonyms and antonyms for antibacterial

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