<p><strong>Adjective</strong></p><ul><li>Of or like epinephrine in effect.</li><li>Releasing epinephrine.</li><li>Activated by epinephrine or any of various substances having epinephrinelike activity.</li></ul><p><strong>Noun</strong></p><ul><li>A drug or other agent having an epinephrinelike effect.</li></ul>