<p><strong>Noun</strong></p><ul><li>the act or fact of deriving or of being derived.</li><li>the process of deriving.</li><li>the source from which something is derived; origin.</li><li>something that is or has been derived; derivative.</li><li>Mathematics: development of a theorem.</li><li>differentiation.</li><li>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.</li><li>the systematic description of such processes in a given language.</li><li>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.</li><li>the process by which such a set of forms is derived.</li></ul>