zoology Syllabification: (zo·ol·o·gy)Pronunciation: /zōˈäləjē, zo͞o-/Translate zoology | into French | into German | into Italian | into Spanish Definition of zoology noun the scientific study of the behavior, structure, physiology, classification, and distribution of animals. the animal life of a particular area or time:the zoology of Russia’s vast interiorDerivatives zoologistPronunciation: /-jist/ noun Origin: mid 17th century: from modern Latin zoologia (see zoo-, -logy)zoology in other Oxford dictionaries Definition of zoology in the British & World English dictionary