sponge rubber

noun

: cellular rubber resembling a natural sponge in structure used especially for cushions, vibration dampeners, weather stripping, and gaskets

Word History

First Known Use

1886, in the meaning defined above

Time Traveler
The first known use of sponge rubber was in 1886

Dictionary Entries Near sponge rubber

spongeous

sponge rubber

sponge tree

See More Nearby Entries 

Cite this Entry

“Sponge rubber.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/sponge%20rubber. Accessed 5 Nov. 2024.

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Britannica.com: Encyclopedia article about sponge rubber

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