准星 Traditional form: 準星 Pinyin (reading): zhǔnxīng Definitions: front sight (firearms) the zero point indicator marked on a steelyard Characters: 准 - standard, accurate; to permit, to approve, to allow 星 - star, planet; a point of light Traditional characters: 準 - standard, accurate; to permit, to approve, to allow 星 - star, planet; a point of light