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.
This thing is a memory foam wonder. Daniel Modlin, Travel + Leisure, 27 June 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 June 2026 The headphones feature a breathable knit-mesh canopy and memory foam cushions, too. Juhi Wadia, PC Magazine, 26 June 2026 The pillows also feature cooling gel memory foam and a design that accommodates side, back, and stomach sleepers. Toni Sutton, PEOPLE, 26 June 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 30 Jun. 2026.

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