hard rubber

noun

: a firm rubber or rubber product
especially : a normally black horny substance made by vulcanizing natural rubber with high percentages of sulfur

Examples of hard rubber 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 hard rubber tires are not pneumatic, but when ridden, deliver a modicum of cushion and a lot of grip. William Roberson, Forbes, 21 Oct. 2024 The hiking shoes offer plenty of protection, too, thanks to the hard rubber outsole that wraps around to reinforce the toe box and base of the foot. Kevin Brouillard, Travel + Leisure, 30 Sep. 2024 Many physics teachers have used a cat’s fur and a hard rubber rod to explain the phenomenon of frictional electricity. Manon Bischoff, Scientific American, 9 Sep. 2024 Made with a hard rubber shell and flexible neoprene collar, this pair stands up against puddles and slush. Meaghan Kenny, Condé Nast Traveler, 7 Nov. 2023 See all Example Sentences for hard rubber 

Word History

First Known Use

1855, in the meaning defined above

Time Traveler
The first known use of hard rubber was in 1855

Dictionary Entries Near hard rubber

Cite this Entry

“Hard rubber.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hard%20rubber. Accessed 22 Nov. 2024.

Kids Definition

hard rubber

noun
: a firm rubber or rubber product
Last Updated: - Updated example sentences
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