Open English Wordnet
Nouns
(n)derived function, derivative, differential coefficient, differential, first derivativethe result of mathematical differentiation; the instantaneous change of one quantity relative to another; df(x)/dx
(n)derivative(linguistics) a word that is derived from another word“`electricity' is a derivative of `electric'”
Adjectives
(s)derivativeresulting from or employing derivation“a derivative process”, “a highly derivative prose style”