memory foam

noun

: a dense polyurethane foam that becomes more pliable when in contact with heat

Examples of memory foam in a Sentence

Recent Examples on the Web
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The shoes offer a comfortable fit thanks to their memory foam insole and wide width availability in select colors. Kelsey Fredricks, People.com, 7 Mar. 2025 Latex also tends to sleep cooler than memory foam, benefiting those who overheat during sleep. Jené Luciani Sena, Fox News, 6 Mar. 2025 Plus, this style comes with cozy memory foam that gently pads your eyes. Rylee Johnston, Travel + Leisure, 5 Mar. 2025 Relative to my previous mattress, the memory foam is much softer and much more supportive. Nashia Baker, Architectural Digest, 27 Feb. 2025 See All Example Sentences for memory foam

Word History

First Known Use

1977, in the meaning defined above

Time Traveler
The first known use of memory foam was in 1977

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Cite this Entry

“Memory foam.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/memory%20foam. Accessed 13 Mar. 2025.

Last Updated: - Updated example sentences
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