物理化学 wùlǐhuàxué physical chemistry Origin Definitions Defs Strokes Stroke Words Sentences Sents 物理 wùlǐ noun physics The science that studies the laws of matter and motion; abbreviation for 物理学 wùlǐxué化学 化學 huàxué noun chemistry; chemical chemistry; chemical; the study of the structure, properties, and reactions of matter