adjective Etymology: Middle English, from Latin pestifer pestilential, noxious, from pestis + -fer -ferous Date: 15th century dangerous to society ; pernicious , 2. carrying or propagating infection ; pestilential , infected with a pestilential disease, troublesome , annoying , ~ly adverb ~ness noun
PESTIFEROUS
Meaning of PESTIFEROUS in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012