山奈钾 shānnàijiǎ potassium cyanide Origin Definitions Defs Strokes Stroke Words Sentences Sents 山奈 shānnài cyanide a poisonous chemical compound (loanword)钾 鉀 jiǎ noun potassium the chemical element potassium (K); a soft, silvery-white alkali metal that reacts violently with water