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.
Moisture trapping, chafing, and excessive odor are veritable hike ruiners that can sometimes escalate to UTIs or yeast infections. Zoe Gates, Outside Online, 22 Mar. 2025 Common side effects from vaginal moisturizers can include, allergic reactions, skin irritation, and yeast infections. Sandra Rose Salathe, Flow Space, 21 Mar. 2025 Plenty of other conditions like pelvic floor dysfunction, interstitial cystitis (a.k.a. painful bladder syndrome), and yeast infections can be easy to confuse with UTIs. Korin Miller, SELF, 17 Mar. 2025 But with 60% of BV cases recurring within a year, women are stuck repeating treatment regimens, upping their risk of antibiotic resistance and yeast infections. Alyssa Goldberg, USA Today, 26 Mar. 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 21 Apr. 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

More from Merriam-Webster on yeast infection

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