Bithynian

noun

"
plural -s
: a native or inhabitant of ancient Bithynia

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Cite this Entry

“Bithynia.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Bithynia. Accessed 10 Jun. 2026.

Geographical Definition

Bithynia

geographical name

Bi·​thyn·​ia bə-ˈthi-nē-ə How to pronounce Bithynia (audio)
ancient country of northwestern Asia Minor bordering on the Sea of Marmara and the Black Sea
Bithynian adjective or noun

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