noxiousness

nox·ious

 (nŏk′shəs)

adj.

1. Harmful to living things; injurious to health: noxious chemical wastes.

2. Harmful to the mind or morals; corrupting: noxious ideas.

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[Middle English noxius, from Latin, from noxa, damage; see nek- in Indo-European roots.]

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nox′ious·ly adv.

nox′ious·ness n.

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Thesaurus

Noun

1.

noxiousness - the quality of being noxious noisomeness, harmfulness unwholesomeness, morbidness, morbidity - the quality of being unhealthful and generally bad for you

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