fundamental quantity fundamental principle • fundamentals · · · Info · Definitions · Synonyms · Characters · · fundamental quantity · · Text Common · · Latin · · Scripts 20 · · Length 8 · · Syllables Definitions · · · (noun) one of the four quantities that are the basis of systems of measurement. Synonyms: fundamental quantity, fundamental measure. · · Noun Definition 1 Synonyms · · · fundamental measure · · Synonym 1 Characters · · space U+0020 a latin small letter a U+0061 d latin small letter d U+0064 e latin small letter e U+0065 f latin small letter f U+0066 i latin small letter i U+0069 l latin small letter l U+006C m latin small letter m U+006D n latin small letter n U+006E q latin small letter q U+0071 t latin small letter t U+0074 u latin small letter u U+0075 y latin small letter y U+0079