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Kevlar

American  
[kev-lahr] / ˈkɛv lɑr /
Trademark.
  1. a brand of aramid fiber.


Kevlar British  
/ ˈkɛvˌlɑː /

noun

  1. a synthetic fibre, consisting of long-chain polyamides, having high tensile strength and temperate resistance

"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

Example Sentences

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See Examples For:

Although best known for its use in military helmets and bulletproof vests as well as tires and other industrial equipment, Kevlar is also used to make many household goods.

From The Wall Street Journal Apr. 9, 2026

Pound for pound, it is stronger than steel and tougher than Kevlar -- the material used to fabricate bullet-proof vests.

From Science Daily Feb. 6, 2026

Through their windows, I can see silhouettes of men with heavy Kevlar high on the neck, faces covered, sunglasses.

From Slate Jan. 16, 2026

FBI leadership has discussed sending "large, beefy" agents in Kevlar vests to bring Mr Comey to his court arraignment in Alexandria next week, CBS reports.

From BBC Oct. 4, 2025

I stood toward the middle of the C-130, staring at the back of another soldier’s Kevlar helmet.

From "The Other Wes Moore: One Name, Two Fates" by Wes Moore

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