round window
noun
: a round opening between the middle ear and the cochlea that is closed over by a membrane
Example Sentences
Recent Examples on the Web Well, there’s no need to imagine anything of the sort, with Jerami Grant off to the Portland Trail Blazers for nothing more than cap space, a future first-round pick and some second-round window dressing. 
Ira Winderman, Sun Sentinel, 23 June 2022 The second had a live oak, round window and a glass garage door with an outdoor bathtub underneath, Rhodes said. Annie Blanks, San Antonio Express-News, 12 Jan. 2022 One of its distinctive features is a round window with a large star in the center that faces east. Sara Tabin, The Salt Lake Tribune, 13 Feb. 2021 The grand stairway is accented by a large, round window of glass that looks between the stairs and the living room. Allie Morris, Dallas News, 3 July 2020 Like the library, the Miller House is modeled on French precedents, in this case the Place des Vosges in Paris, with all the architectural drama focused on the three central bays along 86th Street, capped by this mansard roof with round windows. Michael Kimmelman, New York Times, 1 Apr. 2020 The house has rounded windows and walls to blend into the desert mountain it is perched on. Catherine Reagor, azcentral, 5 Dec. 2019 Built in the mid-1940s, the home has a unique design with round windows that resemble a ship’s portholes. Shari Rudavsky, Indianapolis Star, 15 Nov. 2019 The bar is empty—a heavy kind of empty—and sunlight comes in through a round window in the door. Amanda Petrusich, The New Yorker, 10 Sep. 2019 See More
Ira Winderman, Sun Sentinel, 23 June 2022 The second had a live oak, round window and a glass garage door with an outdoor bathtub underneath, Rhodes said. Annie Blanks, San Antonio Express-News, 12 Jan. 2022 One of its distinctive features is a round window with a large star in the center that faces east. Sara Tabin, The Salt Lake Tribune, 13 Feb. 2021 The grand stairway is accented by a large, round window of glass that looks between the stairs and the living room. Allie Morris, Dallas News, 3 July 2020 Like the library, the Miller House is modeled on French precedents, in this case the Place des Vosges in Paris, with all the architectural drama focused on the three central bays along 86th Street, capped by this mansard roof with round windows. Michael Kimmelman, New York Times, 1 Apr. 2020 The house has rounded windows and walls to blend into the desert mountain it is perched on. Catherine Reagor, azcentral, 5 Dec. 2019 Built in the mid-1940s, the home has a unique design with round windows that resemble a ship’s portholes. Shari Rudavsky, Indianapolis Star, 15 Nov. 2019 The bar is empty—a heavy kind of empty—and sunlight comes in through a round window in the door. Amanda Petrusich, The New Yorker, 10 Sep. 2019 See More Word History
First Known Use
1663, in the meaning defined above
Medical Definition
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