- singular of bacteria.
bacterium
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.
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Some governments also use Wolbachia, a naturally occurring bacterium found in about half of all insect species, to curb the spread of mosquito-borne diseases like dengue.
From BBC ● Jul. 23, 2026
Infant botulism happens when swallowed spores from the bacterium infect a baby’s large intestine and make a toxin in it.
From Los Angeles Times ● Jun. 14, 2026
We are also learning more about the evolutionary history of this devastating bacterium, which has haunted human societies since the Stone Age.
From The Wall Street Journal ● Jun. 12, 2026
A research team led by Drs. Se Hee Lee and Tae Woong Whon at WiKim focused on a kimchi-derived bacterium called Leuconostoc mesenteroides CBA3656.
From Science Daily ● May 18, 2026
Provided that each victim thereby infects on the average more than one new victim, the bacterium will spread, even though the first host happens to die.
From "Guns, Germs, and Steel: The Fates of Human Societies" by Jared M. Diamond
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The fever is not harmful, but it can make babies feel crummy as their body is building up antibodies against viruses and bacteria.
From Los Angeles Times ● Jul. 28, 2026
A big challenge is dental plaque, a protective structure known as a biofilm that helps bacteria adhere to teeth and makes them more resistant to removal by saliva, mouth rinses and some antimicrobial agents.
From The Wall Street Journal ● Jul. 26, 2026
It is a relatively new therapy – not officially recognised by the NHS across the UK – which uses charged gas particles to help kill bacteria on the skin.
From BBC ● Jul. 25, 2026
Inulin is a prebiotic, which means it provides nourishment for beneficial gut bacteria.
From Science Daily ● Jul. 25, 2026
I force myself not to estimate the number of bacteria being passed around.
From "The Miscalculations of Lightning Girl" by Stacy McAnulty
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