ac·ry·lo·ni·trile .ak-rə-lō-'nī-trəl, -.trēl n a colorless volatile flammable liquid nitrile C3H3N used chiefly in organic synthesis and for polymerization
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ac·ry·lo·ni·trile (ak″rə-lo-niґtrīl) a colorless halogenated hydrocarbon used in the making of plastics and as a pesticide; its vapors are irritant to the respiratory tract and eyes, can cause systemic poisoning, and are carcinogenic. Called also 2-propenenitrile and vinyl cyanide.Medical dictionary. 2011.