ZOOLOGY
zoology, zoological science
(noun) the branch of biology that studies animals
fauna, zoology
(noun) all the animal life in a particular region or period; “the fauna of China”; “the zoology of the Pliocene epoch”
Source: WordNet® 3.1
Etymology
Noun
zoology (countable and uncountable, plural zoologies)
The part of biology relating to the animal kingdom, including the structure, embryology, evolution, classification, habits, and distribution of all animals, both living and extinct.
A treatise on this science.
Usage notes
The pronunciation in /zu-/ has often received negative comment, but has nevertheless become very common, especially in British English.
Source: Wiktionary
Zo*öl"o*gy, n.; pl. Zoölogies. Etym: [Zoö- + -logy: cf. F. zoologie.
See Zodiac.]
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. A treatise on this science.
Source: Webster’s Unabridged Dictionary 1913 Edition