Dictionary
nox•ious
Pronunciation: (nok'shus), [key]—
adj.
1. harmful or injurious to health or physical well-being:
noxious fumes.
2. morally harmful; corrupting; pernicious:
a noxious plan to spread dissension. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.