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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For decades, hot flashes were treated as little more than an inconvenience. Lauryn Higgins, Flow Space, 17 June 2026 The symptoms women most commonly recognized as perimenopausal were hot flashes (71%), sleep problems (68%) and weight gain (65%). Allison Palmer updated June 13, Charlotte Observer, 13 June 2026 In some countries, hot flashes are reported less frequently. Meggen Harris, Forbes.com, 31 May 2026 This rechargeable handheld fan has become one of my unexpected, but essential, travel companions, especially as someone who travels in my 40s and deals with pesky hot flashes. Julie Rousseau, Travel + Leisure, 24 May 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 22 Jun. 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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