<p><strong>Verb</strong></p><ul><li><p>(used with object) differentiated, differentiating:</p><ul><li>To form or mark differently from other such things; distinguish.</li><li>To change; alter.</li><li>To perceive the difference in or between.</li><li>Synonyms: separate</li><li>To make different by modification, as a biological species.</li><li>Mathematics: To obtain the differential or the derivative of.</li></ul></li><li><p>(used without object) differentiated, differentiating:</p><ul><li>To become unlike or dissimilar; change in character.</li><li>To make a distinction.</li><li>Biology: (of cells or tissues) To change from relatively generalized to specialized kinds during development.</li></ul></li></ul>