round window

noun

: a round opening between the middle ear and the cochlea that is closed over by a membrane

First Known Use

1663, in the meaning defined above

Time Traveler

The first known use of round window was in 1663

See more words from the same year

Style

“Round window.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/round%20window. Accessed 2 Dec. 2024.

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round window

noun

: a round opening between the middle ear and the cochlea that is closed over by a membrane

called also fenestra cochleae, fenestra rotunda

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