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.
At the end of the 30-minute visit, Urban's doctor showed her the AI summary of the appointment, neatly organized into sections for her medical history, the physical exam findings and an assessment and treatment plan for her rheumatoid arthritis and hot flashes, among other details. Michelle Andrews, ABC News, 26 Jan. 2026 Women of color were also more likely to report severe symptoms, including hot flashes, night sweats, and trouble sleeping, according to the survey. Alexa Mikhail, Flow Space, 21 Jan. 2026 Watch Barrymore discuss her hot flashes in the clip above. Emlyn Travis, Entertainment Weekly, 20 Jan. 2026 Shoppers with mature skin who’ve nixed foundation even swear by its lasting power to withstand hot flashes. Eva Thomas, InStyle, 14 Jan. 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

Browse Nearby Words

Cite this Entry

“Hot flash.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hot%20flash. Accessed 28 Jan. 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

More from Merriam-Webster on hot flash

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!