zoopsychologyhttp://www.oed.com/dictionary/zoopsychology_n%3Ftab%3Dmeaning_and_usezoopsychology, n.
Revised 2017

zoopsychologynoun

Now chiefly historical.
  1. 1847–
    The psychology of animals; the scientific study of behaviour and mental phenomena in animals.
    1. 1847
      The study of animal psychology (zoo-psychology [German Zoo-psychologie], comparative psychology).
      H. E. Lloyd & B. G. Babington, translation of E. von Feuchtersleben, Principles of Medical Psychology 19
    2. 1931
      Koshkarov submits in this volume a serious and thoroughgoing study of scientific experiments and investigations to date in the field of zoopsychology.
      Books Abroad vol. 5 180/1
    3. 1992
      From..1976-1986 [he was] head of the Department of Zoopsychology and Animal Ethology.
      Folia Biologica vol. 40 1
    4. 2000
      Ladygina's work demonstrated differences and similarities in the psychology of humans and animals and added to knowledge of zoopsychology.
      Biogr. Dictionary Women in Science vol. II. 733/1

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

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