noxious synonyms

noxious

modif.

  1. Harmful

    baneful, pernicious, deleterious; see harmful, pernicious.

  2. Foul

    noisome, foul, putrid; see offensive 2, rotten 1.

  3. Poisonous

    toxic, virulent, venomous; see deadly, harmful, poisonous. See syn. study at pernicious.

Webster's New World Roget's A-Z Thesaurus Copyright © 1999 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.