zoology
noun /zuˈɒlədʒi/,  /zəʊˈɒlədʒi/
  /zuˈɑːlədʒi/,  /zəʊˈɑːlədʒi/
 [uncountable]- the scientific study of animals and their behaviour compare biology, botanyTopics Educationc1, Scientific researchc1, Biologyc1Word Originmid 17th cent.: from modern Latin zoologia (from zoo- from Greek zōion ‘animal’ + -logy).