memory foam


: 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 The cushion’s memory foam provides supportive comfort while also aligning the lower body. Danielle Zoellner, Verywell Health, 8 Apr. 2024 This comforting memory foam travel pillow has a 360-degree ergonomic design to help maintain all-around neck and spinal support. Jacqueline Laurean Yates, ABC News, 1 Apr. 2024 The memory foam cradles and supports the head and neck for a body-hugging feel. Ali Faccenda, Peoplemag, 20 Mar. 2024 The recent emergence of online shopping for mattresses, like memory foam ones that come in a box, wasn't a major deterrent either, due to the experiential nature his customers seek out when buying a mattress. David Clarey, Journal Sentinel, 11 Mar. 2024 There are three sizes of silicone tips and two sizes of memory foam tips available for maximum comfort and an effective noise-isolating seal. Mark Sparrow, Forbes, 27 Mar. 2024 The kind of noise isolation that these buds provide is usually only expected from over-the-ear headphones with memory foam earcups. Dua Rashid / Gizmodo, Quartz, 24 Mar. 2024 Giordano says the bolster sides and memory foam base cradled her perfectly for activities like reading, watching TV, scrolling TikTok, and even taking a nap. Nena Farrell, WIRED, 12 Mar. 2024 The cushions are made of a high-density memory foam to accommodate a wide variety of sleepers. Jenna Clark, Better Homes & Gardens, 28 Feb. 2024

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'memory foam.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1977, in the meaning defined above

Time Traveler
The first known use of memory foam was in 1977

Dictionary Entries Near memory foam

Cite this Entry

“Memory foam.” Dictionary, Merriam-Webster, Accessed 21 Apr. 2024.

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!