bacterial

adjective

bac·​te·​ri·​al bak-ˈtir-ē-əl How to pronounce bacterial (audio)
: of, relating to, or caused by bacteria
bacterial infection
bacterially adverb

Examples of bacterial in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Cellulitis is a bacterial skin infection that develops when bacteria enter through a break in the skin. Thomas G. Moukawsher, Newsweek, 5 Feb. 2025 If not done correctly, squeezing or picking at blackheads at home can lead to inflammation, scarring, and even bacterial infections. Christa Joanna Lee, Allure, 4 Feb. 2025 There is no evidence of bacterial contamination in the water supply and all conditions that may have posed a potential risk of contamination are resolved, the board said in an email. Kendrick Calfee, Kansas City Star, 1 Feb. 2025 Yet in the present, there hasn’t been an outbreak of the bacterial disease in the United States since 1911. Lauren Leffer, Popular Science, 30 Jan. 2025 See all Example Sentences for bacterial 

Word History

First Known Use

1869, in the meaning defined above

Time Traveler
The first known use of bacterial was in 1869

Dictionary Entries Near bacterial

Cite this Entry

“Bacterial.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/bacterial. Accessed 12 Feb. 2025.

Kids Definition

bacterial

adjective
bac·​te·​ri·​al bak-ˈtir-ē-əl How to pronounce bacterial (audio)
: of, relating to, or caused by bacteria

Medical Definition

bacterial

adjective
bac·​te·​ri·​al bak-ˈtir-ē-əl How to pronounce bacterial (audio)
: of, relating to, or caused by bacteria
a bacterial chromosome
bacterial infection
bacterial endocarditis
bacterially adverb

More from Merriam-Webster on bacterial

Last Updated: - Updated example sentences
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