-ləjē, -ji noun
( -es )
Etymology: New Latin zoologia, from zo- + -logia -logy
1. : a science that deals with animals : a branch of biology concerned with the animal kingdom and its members as individuals and classes and with animal life and animal morphology together with anatomy, histology, and cytology, physiology, embryology, genetics, taxonomy, paleontology, ecology, and various other sciences in whole or in part
2. : a treatise on zoology
3.
a. : animal life (as of a region) : fauna
the zoology of Australia
b. : the properties and vital phenomena exhibited by an animal, animal type, or group : animal physiology
the zoology of a crustacean