We found 7 dictionaries that define the word oval windows:

General (4 matching dictionaries)

1. oval windows: Merriam-Webster
2. oval windows: Vocabulary.com
3. oval windows: Wiktionary
4. oval windows: TheFreeDictionary.com

Computing (1 matching dictionary)

5. oval windows: Encyclopedia

Medicine (2 matching dictionaries)

6. oval windows: Merriam-Webster Medical Dictionary
7. oval windows: Medical dictionary

(Note: See oval_window as well.)

Definitions from Wiktionary (oval window) ▸ noun:  (anatomy) A membrane-covered opening that leads from the middle ear to the vestibule of the inner ear. ▸ Also see oval_window ▸ Words similar to oval windows ▸ Usage examples for oval windows ▸ Idioms related to oval windows ▸ Wikipedia articles (New!) ▸ Words that often appear near oval windows ▸ Rhymes of oval windows ▸ Invented words related to oval windows