fenestra


fe·nes·tra

noun \fə-ˈnes-trə\
plural fe·nes·trae\-ˌtrē, -ˌtrī\

Definition of FENESTRA

1
:  a small anatomical opening (as in a bone): as
a :  oval window —called also fenestra ova*lis, \-ō-ˈvā-ləs\ fenestra ves*tib*u*li, \-ves-ˈti-byə-(ˌ)lē\
b :  round window —called also fenestra cochleae, fenestra ro*tun*da, \-rō-ˈtən-də\
2
:  an opening cut in bone
fe·nes·tral \-trəl\ adjective

Origin of FENESTRA

New Latin, from Latin, window
First Known Use: circa 1737

Rhymes with FENESTRA

fe·nes·tra

noun \fə-ˈnes-trə\   (Medical Dictionary)
plural fe·nes·trae \-ˌtrē, -ˌtrī\

Medical Definition of FENESTRA

1
: a small anatomical opening (as in a bone): as a : oval window b : round window
2
a : an opening like a window cut in bone (as in the inner ear in the fenestration operation) b : a window cut in a surgical instrument (as an endoscope)
fe·nes·tral \-trəl\ adjective

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