Dictionary

polyacrylonitrile

noun poly·ac·ry·lo·ni·trile \ˌpä-lē-ˌa-krə-lō-ˈnī-trəl, -ˌtrēl\

Definition of POLYACRYLONITRILE

:  a polymer of acrylonitrile used often as fibers
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First Known Use of POLYACRYLONITRILE

1935

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