杀虫剂 shāchóngjì insecticide Definitions Defs Origin Strokes Stroke Words Sentences Sents 杀虫 殺蟲 shāchóng noun to kill insects to kill insects or pests; to fumigate剂 劑 jì noun medicinal or chemical preparation (bound form) A substance made by mixing ingredients for a specific medical or chemical effect, such as a lotion, catalyst, or disinfectant; often found in words like 药剂 yàojì