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English definition of “Kevlar”

Kevlar

noun [U] uk   /ˈkev.lɑːr/ us    /-lɑːr/ trademark
a very strong artificial material that is not damaged by high temperatures: Helmets and bulletproof vests are often made out of Kevlar.Textiles made from man-made fibres
(Definition of Kevlar from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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