derivative Definition

1. Not original; derived from or copying something else (especially someone else's work).

Thesaurus: imitative, plagiarized, procured, regurgitated, copied, rehashed, borrowed, second-hand, unoriginal, daughter; Antonym: original.

1. Something which is derived from something else.
2. grammar.
A word formed by adding one or more affixes to another word, such as happily from happy, decarbonize from carbon. Compare compound¹ (noun 3).
3. chem.
A compound, usually organic, that is made from another compound.
4. math.
The result of differentiation in order to calculate the changes in one variable produced by changes in another variable.
5. stock exchange.
Futures (see future noun 5) and options (see option noun 4).
Form: derivatives