- fenestra as a noun:
- 1
fenestra
noun
1 fenestra
A small opening covered with membrane (especially one in the bone between the middle and inner ear).
Moby thesaurus: aperture, broaching, cavity, chasm, check, clearing, cleft, crack, disclosure, fistula, fontanel, foramen, gap, gape, gat, gulf, hiatus, hole, hollow, inlet ... show more.
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