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polyamide

[ pol-ee-am-ahyd, -id ]

noun

, Chemistry.
  1. a polymer in which the monomer units are linked together by the amide group –CONH–.

polyamide

/ -mɪd; ˌpɒlɪˈæmaɪd /

noun

  1. any one of a class of synthetic polymeric materials containing recurring -CONH- groups See also nylon

polyamide

/ pŏl′ē-ăm′īd′ /

  1. A polymer produced by the reaction of the amino group (NH 2 ) from one molecule with the carboxylic acid group (CO 2 H) from another molecule. The resulting structure is similar to that of a protein. Silk is a naturally occurring polyamide, and nylon is a synthetic polyamide.

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Word History and Origins

Origin of polyamide1

First recorded in 1925–30; poly- + amide

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polyalphabetic substitutionpolyamine

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