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polycarbonate

American

[pol-ee-kahr-buh-neyt, -nit] / ˌpɒl iˈkɑr bəˌneɪt, -nɪt /

noun

Chemistry.

a synthetic thermoplastic resin, a linear polymer of carbonic acid, used for molded products, films, and nonbreakable windows.

polycarbonate British

/ -nɪt, ˌpɒlɪˈkɑːbəˌneɪt /

noun

any of a class of strong transparent thermoplastic resins used in moulding materials, laminates, etc

"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

Etymology

Origin of polycarbonate

poly- + carbonate

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

polycarbonate

Milsom - who said her insurer was coming to assess the polycarbonate roof - said her husband was the "17th person" to contact the insurance company by 09:00 BST on Thursday.

From BBC ● May 29, 2026

The polycarbonate grille form dominates the down-the-road aspect, with its nailhead-like pattern illuminated along the perimeter.

From The Wall Street Journal ● May 16, 2026

Stand out with this lightweight Tumi suitcase in halogen blue that has a recycled polycarbonate shell, an integrated TSA lock and a dual-compartment zip pocket.

From Los Angeles Times ● Apr. 11, 2024

The screens are laminated polycarbonate and were implemented several years ago to protect drivers from debris.

From Washington Times ● Jul. 1, 2023

“These are ballistic level-three glass-clad polycarbonate windows, and the bathroom walls are reinforced steel with armor plating. If things go pear-shaped, that’s where you hide.”

From "City Spies" by James Ponti

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