ornithology
noun
or·ni·thol·o·gy ˌȯr-nə-ˈthä-lə-jē 
plural ornithologies
1
: a branch of zoology dealing with birds
2
: a treatise on ornithology
ornithological
ˌȯr-nə-thə-ˈlä-ji-kəl
adjective or less commonly ornithologic
ˌȯr-nə-thə-ˈlä-jik
ornithologically
ˌȯr-nə-thə-ˈlä-ji-k(ə-)lē
adverb ornithologist
ˌȯr-nə-ˈthä-lə-jist
noun 
Example Sentences
Recent Examples on the Web Anatomy traded for organic chemistry, and entomology swapped for another animal equivalent like ornithology. 
Akil Kumarasamy, Harper’s Magazine , 17 Aug. 2022 Within the broader bird conservation and ornithology community, there have also been efforts to rename birds named after historical figures with racist legacies. Jacquelyne Germain, CNN, 27 July 2022 Hummingbird Books founder Wendy Dodson, who studied ornithology at Cornell, named the store after her favorite bird and said there will be an extensive nature and science section. BostonGlobe.com, 11 May 2022 See collection of beautiful ornithology books and colorful bird field guides. Luann Gibbs, The Enquirer, 6 Mar. 2022 But here are five profiles from The Conversation’s archive that highlight the brilliance, grit and unique perspectives of five women who worked in geosciences, math, ornithology, pharmacology and physics during the 20th century. Maggie Villiger, The Conversation, 4 Mar. 2022 An expedition team of 18 – experts in history, nature, geology, marine biology, ornithology and photography – lectured and guided us, demonstrating daily and hourly flexibility to change exploration Plan A to Plan B whenever weather intervened. David G. Molyneaux, cleveland, 25 Feb. 2022 Including contributions by Nick Cave, Hiroshi Sugimoto and Lorna Simpson, this volume of 300 images, spanning art to fashion to ornithology, documents the importance of the avian world to all of human society. New York Times, 28 Jan. 2022 That’s why Nathan Senner, an assistant professor of ornithology at the University of South Carolina, is patiently and doggedly slogging through this swamp, clad in army-green hip boots. Jim Robbins, Smithsonian Magazine, 4 Jan. 2022 See More
Akil Kumarasamy, Harper’s Magazine , 17 Aug. 2022 Within the broader bird conservation and ornithology community, there have also been efforts to rename birds named after historical figures with racist legacies. Jacquelyne Germain, CNN, 27 July 2022 Hummingbird Books founder Wendy Dodson, who studied ornithology at Cornell, named the store after her favorite bird and said there will be an extensive nature and science section. BostonGlobe.com, 11 May 2022 See collection of beautiful ornithology books and colorful bird field guides. Luann Gibbs, The Enquirer, 6 Mar. 2022 But here are five profiles from The Conversation’s archive that highlight the brilliance, grit and unique perspectives of five women who worked in geosciences, math, ornithology, pharmacology and physics during the 20th century. Maggie Villiger, The Conversation, 4 Mar. 2022 An expedition team of 18 – experts in history, nature, geology, marine biology, ornithology and photography – lectured and guided us, demonstrating daily and hourly flexibility to change exploration Plan A to Plan B whenever weather intervened. David G. Molyneaux, cleveland, 25 Feb. 2022 Including contributions by Nick Cave, Hiroshi Sugimoto and Lorna Simpson, this volume of 300 images, spanning art to fashion to ornithology, documents the importance of the avian world to all of human society. New York Times, 28 Jan. 2022 That’s why Nathan Senner, an assistant professor of ornithology at the University of South Carolina, is patiently and doggedly slogging through this swamp, clad in army-green hip boots. Jim Robbins, Smithsonian Magazine, 4 Jan. 2022 See More Word History
Etymology
New Latin ornithologia, from ornith- + -logia -logy
First Known Use
1654, in the meaning defined at sense 1