fenestra-, fenestr-

1. In anatomy, perforated by one or more openings: The tissues Dr. Blacks showed his students were all fenestrated with holes of different sizes. 2. Made with windows or similar openings in a building: When Mr. and Mrs. White had their house built for them, they were happy to have so many big fenestrated walls, and even one fenestrated part in the roof!
3. Regarding something that has openings or perforations: The woolen coat that Mrs. Green had, had so many fenestrated spots where some moths had eaten away!
4. A description of a lepidopteran's wings that have transparent markings: Sam enjoyed looking at the beautiful butterfly with fenestrated wings.

A very thin layer of body tissue that covers something with one or more openings (fenestrae), as found in large arteries: The fenestrated membrane is a very thin anatomical structure that has minute window-like openings or pores,

A protective covering with a window cut in the tip or lateral convexity (surface that is evenly curved outward), through which special cutting instruments can be passed: A resectoscope rmust have a fenestrated sheath when is used in cavities, like an an prostate operation through the urethra.

1. In medicine, an operation in which an artificial opening is made into the labyrinth of the ear: This medical fenestration is a procedure that is performed to treat deafness associated with otosclerosis.
2. The establishment of a fistulous opening (fenestra): Dr Pink scrutinized the fenestration that he needed in order to bypass the bodily obstruction and then to continue with the operation.
3. In architecture, the arrangement and design of windows in a building: The architect created the house regarding the aspect of fenestration, making sure that the sun would light up the rooms beautifully.
4. The creation of an opening in a medical dressing or cast that allows a medical person to examine or to treat an injury: Dr. Smith made sure that the fenestration was placed correctly so that he could supervise the injury withougt complications.

A "window" in Esperanto: When Bill was learning the artificial language, he came across the term fenestro which referred to the square openings that let in sunlight into his house!

This nomenclature ("window lizard") is no longer recognized by scientists because they found that it described an animal that was previously given another name which is Oviraptor. Fenestrosaurus was named by Henry Fairfield Osborn in 1924.

One of the openings in windows: Judy learned in her botany class that a fenestrule was the opening in a fenestrated structure.

A surgical procedure to create an epithelialised mucocutaneous opening from the neck into the trachea: Tracheal fenestration is mainly performed for airway access in order to remove secretions and to assist patients with chronic respiratory illnesses.

A vein of the internal ear draining the region of the round window, which drains into the vestibulocochlear vein: The vena fenestra cochlea of the ear is also known as the round window or the vein of the the cochlear window