Unit of measurement of a derived quantity in a given system of quantities. Derived units are expressed algebraically in terms of base units by means of the mathematical symbols of multiplication and division.
See: derived quantity, unit (of measurement)
PAC, 1996, 68, 957. 'Glossary of terms in quantities and units in Clinical Chemistry (IUPAC-IFCC Recommendations 1996)' on page 969 (https://doi.org/10.1351/pac199668040957)