アクリロニトリルゴムMeanings1nounacrylonitrile rubberTechnical term for a synthetic rubber made from acrylonitrile and butadiene; also known as nitrile rubber or NBR.アクリロニトリルゴムは耐たい油ゆ性せいに優すぐれている。Acrylonitrile rubber has excellent oil resistance.