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caprolactam Syllabification: cap·ro·lac·tam
Pronunciation: /ˌkaprōˈlaktam/

Definition of caprolactam in English:


A synthetic crystalline compound that is an intermediate in nylon manufacture.
  • A lactam; chemical formula: C6H11NO
Example sentences
  • China on Friday imposed antidumping duties of up to 28% on caprolactam, a nylon fabric component, imported from Japan and four European countries.
  • Now this meant that in one go you could start from the reactants and end up with caprolactam, which is the stepping stone to nylon - and that's the revolutionary part of it.
  • If caprolactam is found on the backup section, it is added to the amount found on the front section.


1940s: from caproic acid + lactam.

Definition of caprolactam in:
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