Noxious

Look up noxious in Wiktionary, the free dictionary.

Noxious may refer to:

• Poison, substances that can harm or kill .
• Noxious weed, a plant designated by the government as injurious to public health, agriculture, recreation, wildlife or property
• Noxious stimulus, an actually or potentially tissue damaging event, may be mechanical, chemical or thermal
• Federal Noxious Weed Act of 1974, a United States law that established a federal program to control the spread of noxious weeds

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