- Pest-bearing; pestilential; noxious to health;
malignant; infectious; contagious; as, pestiferous bodies. - Noxious to peace, to morals, or to society; vicious;
hurtful; destructive; as, a pestiferous demagogue.
Meaning of 'pestiferous' (Princeton's WordNet)
1 . pestiferous
[ s]
Meaning (1): - causing irritation or annoyance
Example in sentence:
a pesky mosquito;
a plaguey newfangled safety catch;
a teasing and persistent thought annoyed him;
a vexatious child;
aircraft noise is particularly bothersome near the airport;
an irritating delay;
found it galling to have to ask permission;
it is vexing to have to admit you are wrong;
nettlesome paperwork;
swarms of pestering gnats;
tapping an annoying rhythm on his glass with his fork
Meaning (2): - likely to spread and cause an epidemic disease
Example in sentence:
a pestilential malignancy in the air;
plaguey fevers
Meaning (3): - contaminated with infecting organisms