Derivational

the act or fact of deriving or of being derived.

the process of deriving.

the source from which something is derived; origin.

something that is or has been derived; derivative.

Mathematics .

development of a theorem.

differentiation.

Grammar .

the process or device of adding affixes to or changing the shape of a base, thereby assigning the result to a form class that may undergo further inflection or participate in different syntactic constructions, as in forming service from serve, song from sing, and hardness from hard ( contrasted with inflection ).

the systematic description of such processes in a given language.

Linguistics .

a set of forms, including the initial form, intermediate forms, and final form, showing the successive stages in the generation of a sentence as the rules of a generative grammar are applied to it.

the process by which such a set of forms is derived.

adjective

derived , secondary