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 insoles have built-in arch support with memory foam footbeds, and they’re designed to hug your feet for a snug fit that feels broken in from day one. — Caley Sturgill, Southern Living, 29 Sep. 2026 The biggest stand out feature these headphones have are their memory foam earcups. — Carlos Mejia, PC Magazine, 29 Sep. 2026 Skechers’ Go Walk line is beloved by Martha Stewart and podiatrists alike for its convenient slip-on style, cooling memory foam, and ultra-cushioned insoles, which hold up easily to long days of sightseeing. — Sophie Dodd, Travel + Leisure, 19 Sep. 2026 Their memory foam cushion insole also keeps your feet supported and comfortable throughout walk- or stand-heavy days. — Olivia Dubyak, PEOPLE, 17 Sep. 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 4 Oct. 2026.

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