noun a serious (sometimes fatal) infection of rodents caused by Yersinia pestis and accidentally transmitted to humans by the bite of a flea that has bitten an infected animal.
— synonyms: pestilence, pest, pestis
noun any epidemic disease with a high death rate.
— synonyms: pestilence, pest
noun a swarm of insects that attack plants.
— synonyms: infestation
noun any large scale calamity (especially when thought to be sent by God).