• WordNet 3.6
    • n fenestra a small opening covered with membrane (especially one in the bone between the middle and inner ear)
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Webster's Revised Unabridged Dictionary
    • n Fenestra (Anat) A small opening; esp., one of the apertures, closed by membranes, between the tympanum and internal ear.
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Century Dictionary and Cyclopedia
    • n fenestra In anatomy, a foramen; specifically; one of certain foramina of the inner ear. See phrases below.
    • n fenestra In entom.: A transparent spot in an opaque surface, as in the wings of certain butterflies and moths
    • n fenestra One of two perforations, covered with membrane, on the head of a cockroach, above the insertions of the antennæ. They have been regarded as rudimentary ocelli. See cut under Insecta.
    • n fenestra In surgery, an opening in a splint or immovable dressing to permit of inspection of the part or to relieve pressure.
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Webster's Revised Unabridged Dictionary
L., a window


In literature:

But besides the fenestrae, there is, in some cases, a small central opening which does penetrate through the wall.
"Narrative Of The Voyage Of H.M.S. Rattlesnake, Commanded By The Late Captain Owen Stanley, R.N., F.R.S. Etc. During The Years 1846-1850. Including Discoveries And Surveys In New Guinea, The Louisiade Archipelago, Etc. To Which Is Added The Account Of Mr. E.B. Kennedy's Expedition For The Exploration Of The Cape York Peninsula. By John Macgillivray, F.R.G.S. Naturalist To The Expedition. In Two Volumes. Volume 1." by John MacGillivray
Hecatesia thyridion fenestra in wing of male.
"Journals Of Two Expeditions Of Discovery In North-West And Western Australia, Vol. 2 (of 2)" by George Grey
Shutter, window = fenestra kovrilo.
"English-Esperanto Dictionary" by John Charles O'Connor and Charles Frederic Hayes
This encloses an open space or "fenestra," so that the neck was not completely protected above.
"Dinosaurs" by William Diller Matthew
Codices qui in fenestra id est intrinsecus parietis reponuntur ad vesperum erunt sub manu secundi qui numerabit eos et ex more concludet.
"The Care of Books" by John Willis Clark
The FENESTRA OVALIS is the opening of communication between the tympanum and the vestibule.
"A Treatise on Anatomy, Physiology, and Hygiene (Revised Edition)" by Calvin Cutter
Along the posterior edge of the orbital fenestra, there is a narrow, dorsally projecting flange of the pterygoid.
"A New Order of Fishlike Amphibia From the Pennsylvanian of Kansas" by Theodore H. Eaton
It is in the window of a fenestra.
"Geography and Plays" by Gertrude Stein
Fenestrae undique vitreae perlucent, et ostia plerumque ferrea.
"View of the State of Europe during the Middle Ages, Vol. 3 (of 3)" by Henry Hallam
When Fenestra came here a year or so ago he didn't appear to have anything.
"The Secret Pact" by Mildred A. Wirt

In news:

Dutch software vendor Fenestrae has hired its first PR agency, Text 100 to raise awareness of its brand and office management products.
Fenestrae hires Text for telephony software PR.