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Adjective: toxic  tók-sik
  1. Of or relating to or caused by a toxin or poison
    "suffering from exposure to toxic substances"
  2. Unpleasant and damaging or offensive
    "toxic language"; "a toxic relationship"
  3. Harmful or very unpleasant and provocative
    "he condemned the toxic language"
  4. (finance) very likely to yield a large loss

See also: cyanogenetic, cyanogenic, deadly, harmful, hepatotoxic, nephrotoxic, noxious, ototoxic, poisonous, toxicant, unhealthful, venomous, virulent

Antonym: nontoxic

Encyclopedia: Toxic