降解 Traditional form: 降解 Pinyin (reading): jiàngjiě Definitions: (chemistry) degradation to degrade Characters: 降 - to descend, to fall; to drop, to lower 解 - to explain; to loosen; to unfasten, to untie Traditional characters: 降 - to descend, to fall; to drop, to lower 解 - to explain; to loosen; to unfasten, to untie