<p><strong>Noun</strong></p><ul><li>modulation of the voice; change in pitch or tone of voice.</li><li>the process or device of adding affixes to or changing the shape of a base to give it a different syntactic function without changing its form class.</li><li>the paradigm of a word.</li><li>a single pattern of formation of a paradigm: noun inflection; verb inflection.</li><li>the change in the shape of a word, generally by affixation, by means of which a change of meaning or relationship to some other word or group of words is indicated.</li><li>the affix added to produce this change, as the -s in dogs or the -ed in played.</li><li>the systematic description of such processes in a given language, as in serves from serve, sings from sing, and harder from hard (derivation).</li><li>a bend or angle.</li><li>a change of curvature from convex to concave or vice versa.</li></ul>