zootoxinhttp://www.oed.com/dictionary/zootoxin_n%3Ftab%3Dmeaning_and_usezootoxin, n.
Revised 2017

zootoxinnoun

  1. 1906–
    A toxin derived from an animal; cf. phytotoxin n. 1.
    1. 1906
      Other zootoxins.
      H. T. Ricketts, Infection, Immunity & Serum Therapy ii. 268 (heading)
    2. 1988
      Biotoxins are of two major types: phytotoxins, or plant poisons, and zootoxins, or animal poisons.
      B. W. Halstead & J. M. Vinci in A. T. Tu, Handbook Nat. Toxins vol. III. i. 2
    3. 2015
      Snake venom is a highly modified saliva containing zootoxins.
      E. M. El-Masry & M. B. Abou-Donia in M. B. Abou-Donia, Mammalian Toxicology xxvii. 633

Originally published as part of the entry for zoo-, comb. form

zoo-, comb. form was revised in June 2017.