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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Perimenopause can last up to 10 years and include a fluctuation in hormones, presenting symptoms ranging from frozen shoulder to hot flashes. Laura Trujillo, USA Today, 22 June 2026 Think of it as one less thing to remember — and one simple way to help your body keep up with heat, hot flashes and everything else summer throws your way. Jennifer Shanker, Flow Space, 22 June 2026 This cooling blanket is so impressive that shoppers living in South Florida who deal with hot flashes even give it a seal of approval. Alicia Geigel, Southern Living, 21 June 2026 These hormonal transitions cause hot flashes, night sweats, and other symptoms that disrupt sleep. Mark Gurarie, Health, 20 June 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 26 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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