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 Deluxe Comfort Cool Pillow is made with breathable, open-cell memory foam that holds its shape for consistent support across all sleep positions. V Brand Stories, Forbes.com, 1 July 2026 Coming in at just $17, these ultracushy flats are built with a padded insole and premium memory foam for all-day comfort and foot relief, which are non-negotiables for flight attendants who spend the majority of their working day on their feet. Julia Morlino, Travel + Leisure, 30 June 2026 Inside, a memory foam insole with arch support cushions every step, and the soft faux leather molds to your ideal fit over time. Nicol Natale, PEOPLE, 30 June 2026 They're built for deep focus, and come with an exceptional 50 hours of wireless playtime (ANC on), seamless Google Fast Pair, and comfortable memory foam earpads. Juhi Wadia, PC Magazine, 29 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

Browse Nearby Words

Cite this Entry

“Memory foam.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/memory%20foam. Accessed 4 Jul. 2026.

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