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noxious

nox·ious [ nókshəss ]


adjective 
Definition:
 
1. physically harmful: harmful to life or health, especially by being poisonous

2. morally harmful: likely to cause moral, spiritual, or social harm or corruption

3. disgusting: very unpleasant
a noxious smell

[15th century. < Latin noxius "hurtful, damaging"]

nox·ious·ly adverb
nox·ious·ness noun
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