<p><strong>Adjective</strong></p><ul><li>uncontrollably emotional</li><li>irrational from fear, emotion, or an emotional shock</li><li>causing unrestrained laughter; very funny: Oh, that joke is hysterical!</li><li>of, relating to, or characterized by hysteria: hysterical psychosis</li><li>causing hysteria</li><li>experiencing or subject to hysteria: hysterical patients</li></ul>