Part of speech:
The definition of noxious is something very unpleasant or something poisonous.
(Medicine) Tending to metastasize:
Offensive or abusive; slanderous or libelous
Causing danger; ready to do harm or injury.
Causing death or likely to cause death
Causing or able to cause harm; hurtful
Capable of injuring or killing by or as by poison; containing, or having the effects of, a poison; toxic; venomous
Find another word for nocuous. In this page you can discover 8 synonyms, antonyms, idiomatic expressions, and related words for nocuous, like: noxious, malignant, injurious, dangerous, deadly, harmful, poisonous and damaging.