<p><strong>Adjective</strong></p><ul><li>Pertaining to, or marking the completion of, a period of 100 years.</li><li>Pertaining to a 100th anniversary.</li><li>Lasting 100 years.</li><li>100 years old.</li></ul><p><strong>Noun</strong></p><ul><li>A 100th anniversary or its celebration; centenary.</li></ul><p><strong>End of Response</strong></p>