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Definition of "toxicant" [tox•i•cant]

  • A poison or poisonous agent. (noun)
  • Poisonous; toxic. (adjective)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Use "toxicant" in a sentence
  • "But two years ago, California's Development and Reproductive Toxicant Identification Committee of physicians voted unanimously that BPA should not be classified as a dangerous toxicant because there was no evidence of harm to humans."
  • "Exposure to a metabolite of the environmental toxicant trichloroethylene attenuates CD4+ T cell activation-induced cell death by metalloproteinase-dependent FasL shedding."
  • "Ability of environmental toxicant trichloroethylene to promote immune pathology is strain-specific."