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ostium

Meaning

  1. (declension-2) door
  2. (declension-2) entrance
  3. (declension-2) estuary
  4. (declension-2) mouth (of a river)

Frequency

B2
Pronounced as (IPA)
[ˈoːs.ti.ũː]
Etymology

Formed from or cognate with ōs (“mouth”).

Notes

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