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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Estrogen patches — also known as estradiol patches — delivers the hormone estrogen via the skin, where it's absorbed to help alleviate the more distressing symptoms of menopause, like hot flashes, and vaginal dryness and burning. Cara Lynn Shultz, PEOPLE, 9 Apr. 2026 In some women, the symptoms can include hot flashes, night sweats, mood changes, vaginal dryness and sleep problems. ABC News, 6 Apr. 2026 Most women expect hot flashes to be the first sign something is changing. Allison Palmer, Sacbee.com, 1 Apr. 2026 Hormone therapy is commonly used to treat menopause symptoms like hot flashes and night sweats, while tirzepatide helps regulate appetite and blood sugar. Deirdre Bardolf, FOXNews.com, 28 Mar. 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 20 Apr. 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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