pestis pestilently • pestis ambulans · · · Info · Definitions · Synonyms · Characters · · pestis · · Text Latin · · Script 6 · · Length 2 · · Syllables Definitions · · · (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: plague, pestilence, pest. · · Noun Definition 1 Synonyms · · · plague · · Synonym 1 pestilence · · Synonym 2 pest · · Synonym 3 Characters · · e latin small letter e U+0065 i latin small letter i U+0069 p latin small letter p U+0070 s latin small letter s U+0073 t latin small letter t U+0074