Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun bird_watcher

2 senses of bird watcher

Sense 1
ornithologist, bird watcher -- (a zoologist who studies birds)
       => zoologist, animal scientist -- (a specialist in the branch of biology dealing with animals)

Sense 2
bird watcher, birder -- (a person who identifies and studies birds in their natural habitats)
       => amateur -- (someone who pursues a study or sport as a pastime)