synthetic rubber

American

noun

any of several substances similar to natural rubber in properties and uses, produced by the polymerization of an unsaturated hydrocarbon, as butylene or isoprene, or by the copolymerization of such hydrocarbons with styrene, butadiene, or the like.

synthetic rubber British

noun

any of various synthetic materials, similar to natural rubber, made by polymerizing unsaturated hydrocarbons, such as isoprene and butadiene

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

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synthetic rubber

The defence official said a "massive attack" was carried out on a plant in Togliatti that produced synthetic rubber and petrochemical raw materials.

From BBC ● Apr. 4, 2026

Some balloons are made from synthetic rubber, which is created from petroleum.

From The Wall Street Journal ● Mar. 21, 2026

The reservoir’s floating cover, made of synthetic rubber, is needed to protect the stored water to comply with federal drinking water regulations.

From Los Angeles Times ● Jun. 26, 2025

It's used in the production of antifreeze, vinyl, synthetic rubber, foam insulation, and plastics of all kinds.

From Science Daily ● Jan. 12, 2024

Perkin, of Manchester, confronted him with his new process for making rubber from potatoes, but Duisberg countered by proudly displaying two automobile tires made of synthetic rubber with which he had made a thousand-mile run.

From Creative Chemistry Descriptive of Recent Achievements in the Chemical Industries by Slosson, Edwin E.

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023