physical chemistry physical change • physical composition · · · Info · Definitions · Characters · · physical chemistry · · Text Common · · Latin · · Scripts 18 · · Length 6 · · Syllables Definitions · · · (noun) the branch of chemistry dealing with the physical properties of chemical substances. Synonyms: physical chemistry. · · Noun Definition 1 Characters · · space U+0020 a latin small letter a U+0061 c latin small letter c U+0063 e latin small letter e U+0065 h latin small letter h U+0068 i latin small letter i U+0069 l latin small letter l U+006C m latin small letter m U+006D p latin small letter p U+0070 r latin small letter r U+0072 s latin small letter s U+0073 t latin small letter t U+0074 y latin small letter y U+0079