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
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.
The experience is chic at Delta, where the bedding in Delta One onboard suites is by Missoni and cushions are memory foam. Beth Landman, HollywoodReporter, 28 Apr. 2026 These Project Cloud platform sneakers have a soft memory foam insole and a grippy outsole that can handle everything from slick airport floors to long city walks. Chaise Sanders, Travel + Leisure, 28 Apr. 2026 In addition to their ultra-cute look, the slippers have a memory foam insole for cushiony comfort, plus a rubber outsole that offers traction around the house. Clara McMahon, PEOPLE, 26 Apr. 2026 Specialists recommend high-loft pillows for most side sleepers, which is usually best supplied by some type of memory foam or firmer pillow. Yelena Moroz Alpert, Architectural Digest, 26 Apr. 2026 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 6 May. 2026.

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