ornithology
Pronunciation: "or-n&-'thä-l&-jE
Function: noun
Inflected Form(s): plural -gies
Etymology: New Latin ornithologia, from ornith- + -logia -logy
1 : a branch of zoology dealing with birds
2 : a treatise on ornithology
- ornithologist /-'thä-l&-jist/ noun