[fi'nestrәl]
adj.
如窗的,小孔的,[生物]具透明点的

Fenestral \Fe*nes"tral\, a. [L. fenestra a window.]
1. (Arch.) Pertaining to a window or to windows.

2. (Anat.) Of or pertaining to a fenestra.


Fenestral \Fe*nes"tral\, n. (Arch.)
A casement or window sash, closed with cloth or paper instead
of glass. --Weale.