O0125100 (ôr′nə-thŏl′ə-jē)n. The branch of zoology that deals with birds.or′ni·tho·log′ic(-thə-lŏj′ĭk), or′ni·tho·log′i·cal(-ĭ-kəl) adj.or′ni·tho·log′i·cal·ly adv.or′ni·thol′o·gist n.
ornithologic
(ˌɔːnɪθəˈlɒdʒɪk) adj a variant form of ornithologicalEncyclopediaSeeornithology