From Longman Dictionary of Contemporary Englishornithologyor‧ni‧thol‧o‧gy /ˌɔːnəˈθɒlədʒi $ ˌɔːrnəˈθɑː-/ noun [uncountable] HBBthe scientific study of birds —ornithological /ˌɔːnəθəˈlɒdʒɪkəl◂ $ ˌɔːrnəθəˈlɑː-/ adjective
Examples from the Corpus
ornithology• I've got my ornithology, my Lost City trips - places where no white man's been.• They're just the people to spot the finer points of ornithology, are they?• It was around this time that I first discovered the darker side of ornithology - the effect of man on the environment.Origin ornithology (1600-1700) Modern Latin ornithologia, from Greek ornis “bird” 