yeast infection

noun

: infection of the vagina with an overgrowth of a normally present candidal fungus (Candida albicans) that is characterized by a discharge and inflammation
broadly : an infection (such as thrush) caused by a yeast fungus or a yeast-like fungus

Examples of yeast infection 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.
Other risks include vaginal irritation with spermicidal lubricants and yeast infections with glycerin and flavored lubricants. Md Published, Verywell Health, 6 June 2025 The vast majority of Planned Parenthood’s services involve basic health care for women, including diagnosing and treating urinary tract and yeast infections and screening for cervical cancer and breast cancer. Kaitlin Sullivan, NBC news, 6 June 2025 Some of those microbes are bad and can cause infections, including candida — a type of yeast that causes yeast infections in humans and, apparently, in hummingbirds. Benji Jones, Vox, 7 Dec. 2018 For example, a yeast infection can be treated using antifungal medications, such as fluconazole.17 In the case of STIs caused by bacteria, antibiotics are the first-line therapy.18 Treatment for abnormal discharge will depend on the underlying cause, which a healthcare provider need to diagnose. Angelica Bottaro, Verywell Health, 2 June 2025 See All Example Sentences for yeast infection

Word History

First Known Use

1966, in the meaning defined above

Time Traveler
The first known use of yeast infection was in 1966

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Cite this Entry

“Yeast infection.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/yeast%20infection. Accessed 20 Jun. 2025.

Medical Definition

yeast infection

noun
: an infection of the vagina with an overgrowth of a yeastlike fungus of the genus Candida (C. albicans) normally present in the vaginal flora and characterized by vaginal discharge and vulvovaginitis
broadly : an infection (as thrush or tinea versicolor) caused by a yeast or yeastlike fungus

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