Polyacrylonitrile
[pol-ee-ak-ruh-loh-nahy-tril, -treel, -trahyl] /ˌpɒl iˌæk rə loʊˈnaɪ trɪl, -tril, -traɪl/
noun, Chemistry.
1.
a polymer of used in the manufacture of Orlon and other synthetic textiles.
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