1. Adjective
Pest-bearing; pestilential; noxious to health; malignant; infectious; contagious; as, pestiferous bodies.
2. Adjective
Noxious to peace, to morals, or to society; vicious; hurtful; destructive; as, a pestiferous demagogue.
3. Adjective
likely to spread and cause an epidemic disease; "a pestilential malignancy in the air" - Jonathan Swift; "plaguey fevers"
Vocabulary classified under Medicine and healthcare
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