hot flash

noun

: a sudden brief flushing and sensation of heat caused by dilation of skin capillaries usually associated with menopausal endocrine imbalance

called also hot flush

Examples of hot flash in a Sentence

Recent Examples on the Web
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That fluctuation of hormones causes this whole litany of symptoms, like hot flashes, night sweats, brain fog, joint pain, dry skin, brittle hair, hair loss, so many things. Tribune News Service, Baltimore Sun, 2 Mar. 2026 Holly Sleppy, a 52-year-old who works at Virtua, shared her frustrations, which many menopausal women are feeling because of a shortage of the estrogen patches used to treat symptoms like hot flashes, irritability and brain fog. Stephanie Stahl, CBS News, 18 Feb. 2026 Lifestyle changes, such as avoiding alcohol and caffeine or reducing stress, may help alleviate hot flashes. Jocelyn Solis-Moreira, Flow Space, 13 Feb. 2026 Commonly used medications for infertility, COPD, asthma, dermatitis, hot flashes and osteoporosis are also included. Melissa Rudy, FOXNews.com, 10 Feb. 2026 See All Example Sentences for hot flash

Word History

First Known Use

1907, in the meaning defined above

Time Traveler
The first known use of hot flash was in 1907

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Cite this Entry

“Hot flash.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hot%20flash. Accessed 4 Mar. 2026.

Medical Definition

hot flash

noun
: a sudden brief flushing and sensation of heat caused by dilation of skin capillaries usually associated with menopausal endocrine imbalance

called also hot flush

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