antipestilential

Adjective

 * 1) Preventing or acting as a remedy against bubonic plague or other infectious diseases.
 * 2) * 1685,, An Essay of the Great Effects of Even Languid and Unheeded Motion, London: Richard Davis, “An Experimental Discourse of some Unheeded Causes of the Insalubrity and Salubrity of the Air,” Proposition3, p.65,
 * during this time [ when the Nile is overflowing ] the Air is so antipestilential, that not only the Plague does not make a new Eruption; but is either wonderfully check’d or quite suppress’d in those houses that it has already invaded,

Noun

 * 1) A preventative or remedy against bubonic plague or other infectious diseases.
 * 2) * 1665,, A Discourse of the Plague, London: Nath. Brooke, Distinction12, p.15,
 * Neither, as we may universally observe, is the Plague more shie in attaquing those that are armed with the said Antipestilentials, than others that slight all Preservatives.