酒石酸 Traditional form: 酒石酸 Pinyin (reading): jiǔshísuān Definitions: tartaric acid Characters: 酒 - wine, spirits, liquor, alcohol 石 - stone, rock, mineral 酸 - tart, sour; spoiled; acid Traditional characters: 酒 - wine, spirits, liquor, alcohol 石 - stone, rock, mineral 酸 - tart, sour; spoiled; acid