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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Tilocow Metal Chain Loafers Similar to Middleton’s pair, these on-sale loafers feature gold chain details, memory foam cushioning, and raised insoles to alleviate foot pressure. Isabel Bekele, InStyle, 9 Feb. 2026 They’re made from a soft, synthetic leather, have a lightweight outsole, and a comfortable memory foam insole that offers slightly more support than a standard ballet flat. Stephanie Osmanski, Better Homes & Gardens, 7 Feb. 2026 Ergonomic and more inherently cooling than memory foam, the luxury home buy can last you a lifetime — one marked by the kind of sleep that can make any insomniac jealous. Stacia Datskovska, Footwear News, 6 Feb. 2026 The soft bamboo memory foam isn’t the only standout feature, though. Nashia Baker, Architectural Digest, 6 Feb. 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 15 Feb. 2026.

Last Updated: - Updated example sentences
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