1. of or relating to the study of birds or ornithology

Examples

• The ornithological society organized a bird-watching expedition in the forest.
• She published an ornithological study on migration patterns of migratory birds.
• The museum's ornithological collection includes specimens from around the world.
• His ornithological research has contributed significantly to our understanding of bird behavior.
• The ornithological field guide helped us identify species we encountered on the hike.