<p><strong>Adjective</strong></p><ul><li>impossible to take or subdue by military force</li><li>impossible to overcome or defeat</li><li>impossible to gain or win by effort, personal appeal, etc.</li></ul><p><strong>Example Sentences</strong></p><ul><li>Within days, Caesar had taken the hitherto unconquerable England.</li><li>His childhood was marked by unconquerable shyness.</li><li>For her, I would once again play the hero and prove myself worthy of her unconquerable heart.</li></ul>