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ostiary

noun
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os·​ti·​ary | \ ˈästēˌerē \
plural -es

Definition of ostiary

1 : doorkeeper
2 obsolete : a mouth of a river

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History and Etymology for ostiary

Latin ostiarius, from ostium door, mouth of a river + -arius -ary

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“Ostiary.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/ostiary. Accessed 18 Apr. 2021.

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