氢氧化钾 qīngyǎnghuàjiǎ potassium hydroxide Definitions Defs Origin Strokes Stroke Words Sentences Sents 氢氧化 氫氧化 qīngyǎnghuà hydroxide (bound form) hydroxide; the chemical suffix used to indicate a hydroxide of a specific element钾 鉀 jiǎ noun potassium the chemical element potassium (K); a soft, silvery-white alkali metal that reacts violently with water