<p><strong>Noun</strong></p><ul><li>a salt or ester of carbonic acid.</li></ul><p><strong>Verb</strong></p><ul><li>carbonated, carbonating:<ul><li>to form into a carbonate.</li><li>to charge or impregnate with carbon dioxide: carbonated drinks.</li><li>to make sprightly; enliven.</li></ul></li></ul>