coefficient of expansion coefficient of elasticity • coefficient of friction · · · Info · Definitions · Synonyms · Characters · · coefficient of expansion · · Text Common · · Latin · · Scripts 24 · · Length 8 · · Syllables Definitions · · · (noun) the fractional change in length or area or volume per unit change in temperature at a given constant pressure. Synonyms: coefficient of expansion, expansivity. · · Noun Definition 1 Synonyms · · · expansivity · · Synonym 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 f latin small letter f U+0066 i latin small letter i U+0069 n latin small letter n U+006E o latin small letter o U+006F p latin small letter p U+0070 s latin small letter s U+0073 t latin small letter t U+0074 x latin small letter x U+0078