Definition of "dioxins" [dioxins]

• Plural form of dioxin. (noun)

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• "I consider it no small irony that the first syllable of the word dioxins sounds like die: So potent is this group of more than 100 cancer-causing industrial chemicals that the Environmental Protection Agency is currently considering setting the "safe" daily level for human exposure at seven-tenths of a picogram per kilogram of body weight."
• "But plants don't typically absorb dioxins, which is why researchers have found lower levels of the pollutant in the breast milk of vegetarian mothers, compared with those who ate a meat-intensive diet."
• "But a friend just told me that the worst toxins are something called dioxins, and there's nothing I can really do to avoid them."