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 memory foam core features a wave design that supports your head and prevents it from nodding side-to-side. Bestreviews, Chicago Tribune, 16 Mar. 2026 With up to 30 hours of battery life and plush memory foam cushions, the Ace are designed for all-day comfort and flawlessly clear calls. Juhi Wadia, PC Magazine, 16 Mar. 2026 Plus, the memory foam keeps your feet comfortable during those inevitable all-day exploration marathons. Chaise Sanders, Travel + Leisure, 15 Mar. 2026 The best of the best includes a drapey, chic pajama set from Eberjey, a brand she’s personally vouched for, some breathable, memory foam slippers for spring mornings, and subtly stretchy jeans—all on sale right now. Annie Blackman, InStyle, 13 Mar. 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

Browse Nearby Words

Cite this Entry

“Memory foam.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/memory%20foam. Accessed 22 Mar. 2026.

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