bac·​te·​ri·​al | \ bak-ˈtir-ē-əl \

Definition of bacterial

: of, relating to, or caused by bacteria bacterial infection

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Other Words from bacterial

bacterially \ bak-​ˈtir-​ē-​ə-​lē \ adverb

Examples of bacterial in a Sentence

Recent Examples on the Web

Purdy, 38, who became a double amputee below the knee after contracting bacterial meningitis at age 19, put in a lot of hard work, both on and off the slopes, to achieve these accolades. Jenny Mccoy, SELF, "How Paralympic Medalist Amy Purdy Trains to Be a World-Class Snowboarder," 12 Dec. 2018 And the samples from that group also contained an abundance of human proteins associated with inflammation and other first-line responses to bacterial infection, as well as blood coagulation. Kiona N. Smith, Ars Technica, "Medieval dental plaque sheds light on how our microbiomes have changed," 25 Nov. 2018 For example, antibiotics are only effective to treat infection, and some less severe cases of diverticulitis may be caused by inflammation rather than a bacterial infection. Laura Landro, WSJ, "Doctors Rethink the Cause—and Treatment—of Diverticular Disease," 20 Nov. 2018 In 2015, her mother, Eugenia Akuete, took a trip to her native Ghana after winning a two-year fight with colon cancer—only to return to Brooklyn with a serious bout of bacterial meningitis. The Editors, Marie Claire, "Proof That Big Risks Pay Off: 3 Women Who Owe Their Success to Not Playing It Safe," 20 Mar. 2017 Learning more about this possibility could help us control some of the bacterial infections that commonly occur after broad-spectrum antibiotic treatments have hugely disrupted the normal gut microbiome, the authors suggest. Cathleen O'grady, Ars Technica, "Gut bacteria recover from antibiotics, but they may take six months," 28 Oct. 2018 That’s good news for doctors, who are rapidly running out of ways to treat bacterial infections. Avery Thompson, Popular Mechanics, "Researchers Discover Method to Make Bacteria Harmless," 18 Oct. 2018 Could man’s best friend be linked to a multidrug-resistant bacterial infection? Madeline Farber, Fox News, "Puppies linked to 'multidrug-resistant' infection, CDC says," 27 Sep. 2018 In the '80s, TSS made headlines when a bunch of young women using a specific type of hyper-absorbent tampons (which, by the way, are no longer on the market) developed bacterial infections which produced toxins inside their bodies. Elizabeth Kiefer, Teen Vogue, "What Is A Period? 10 Things To Know About Your Menstrual Cycle," 6 Sep. 2018

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

1869, in the meaning defined above

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Statistics for bacterial

Last Updated

26 Dec 2018

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Time Traveler for bacterial

The first known use of bacterial was in 1869

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More Definitions for bacterial


bac·​te·​ri·​al | \ bak-ˈtir-ē-əl \

Kids Definition of bacterial

: relating to or caused by bacteria a bacterial infection


bac·​te·​ri·​al | \ bak-ˈtir-ē-əl \

Medical Definition of bacterial

: of, relating to, or caused by bacteria a bacterial chromosome bacterial infection bacterial endocarditis

Other Words from bacterial

bacterially \ -​ə-​lē \ adverb

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More from Merriam-Webster on bacterial

Rhyming Dictionary: Words that rhyme with bacterial

Spanish Central: Translation of bacterial

Nglish: Translation of bacterial for Spanish Speakers

Britannica English: Translation of bacterial for Arabic Speakers

Comments on bacterial

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tremendous in size, volume, or degree

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