noun
1. Anatomy A small opening, especially either of two windowlike apertures in the medial wall of the middle ear.
noun
2. The opening in a bone made by surgical fenestration.
noun
3. Zoology A transparent spot or marking, as on the wing of a moth or butterfly.
noun
4. Architecture A windowlike opening.
example
5. ‘Quanti canicula ille in fenestra’ on February 12, 2010 at 12: 07 am Claustrophobic inspector
example
6. The word fenestra is illustrated by a previous section of the Rule, No.LXXXII. p. 30.
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7. The stapes, or stirrup, has its end of an oval shape, which fits a small hole called fenestra ovalis, in that part of the ear called the labyrinth, or innermost chamber of the ear.
