1
: a person specializing in oology
2
: a collector of birds' eggs
: the collection and study of birds' eggs especially in relation to their shape and coloration

Word History

First Known Use

Noun (1)

1861, in the meaning defined at sense 1

Noun (2)

1830, in the meaning defined above

Time Traveler
The first known use of oologist was in 1830

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Cite this Entry

“Oologist.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/oologist. Accessed 7 Jul. 2026.

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