<p><strong>Adjective</strong></p><ul><li>Defending or protecting from disease or infection, as a drug.</li><li>Preventive or protective.</li></ul><p><strong>Noun</strong></p><ul><li>Medicine/Medical: A prophylactic medicine or measure.</li><li>A preventive.</li><li>A device, usually a rubber sheath, used to prevent conception or venereal infection; condom.</li></ul><p><strong>End of Response</strong></p>