fenestration
The American Illustrated Medical Dictionary · 1913 · p. 10
(fen-es-tra’shun) (L. fenestra’tus furnished with windows]. The act of perforating, or the condition of being perforated, with open- ings.
Bu kavram başka kaynaklarda da geçiyor
Adair's New Encyclopedia (1923)
The American Dictionary and Cyclopedia (1910)
Chandler's Encyclopedia (1898)
Nuttall's Standard Dictionary of the English Language (1890)
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