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
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.
In perimenopause, women can experience irregular periods, vaginal dryness, hot flashes, night sweats, mood changes and problems with sleep. Cara Lynn Shultz, PEOPLE, 25 Sep. 2025 In an episode of the documentary The Super Models, Naomi Campbell experienced a hot flash onscreen. Kara Nesvig, Parents, 18 Sep. 2025 So, a hot flash is not necessarily the signal. Victoria Uwumarogie, Essence, 16 Sep. 2025 Some women may notice physical symptoms like hot flashes first, while others notice cognitive symptoms like brain fog and mood swings. Helen Carefoot, Flow Space, 11 Sep. 2025 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 1 Oct. 2025.

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

More from Merriam-Webster on hot flash

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