ZOÖLOGY

Zo‐öl″o‐gy (?), n.; pl. Zoölogies (#). [[Zoö- + -logy: cf. F. zoologie. See Zodiac.]] 1. 1. That part of biology which relates to the animal kingdom, including the structure, embryology, evolution, classification, habits, and distribution of all animals, both living and extinct.
2. 2. A treatise on this science.