perforation

11 letters in word "perforation": A E F I N O O P R R T.

No anagrams for perforation found in this word list.

• Definitions:
• A series of small incisions made in a material to facilitate tearing or folding along a pre-determined line. ...
• An opening on a tooth or other oral structure.
• an abnormal opening in the bowel wall which causes the contents of the bowel to spill into the normally sterile abdominal cavity.
• A small hole at the base of the body whorl in gastropod shells.
• The punching out of holes between stamps in order to aid in their separation. There are various kinds and sizes or perforations which are measured by a perforation gauge. Often, a particular size of perforation can differ on stamps that look very much alike. Different valuations can be the result.
• A hole in a music roll, music book, disc, etc.Perforations are arranged in a manner to produce a musical performance whenused on an automatic musical instrument. Perforator: a machine which producesperforations, especially in a music roll.
• A hole in a paper player piano roll. (See Using the QRS Test Roll - click here)
• The holes punched through the primary and secondary backing to allow water to drain through.
• Small cuts extending through the label and/or backing material to facilitate their separation.
• Refers to a series of small cuts made in a material to assist tearing or folding.
• a piercing or making a hole, as in a viscus
• A hole in a hollow organ such as the stomach or the intestine
• denotes, in philately, a series or row of round or other shaped holes, punched out between rows of stamps in a sheet (or coil) of stamps to facilitate partition, separation, or division. ...
• A method of making holes through the casing opposite the producing formation to allow the oil or gas to flow into the well. See the Gun perforation.
• Running a dotted score into paper to allow the paper to be pulled apart.
• A series of cuts or holes manufactured on a form to weaken it for tearing.
• An injury to the wall of the uterus; it can be caused by an intrauterine device or by an instrument used in a D&C.
• a line of small holes for tearing at a particular place a hole made in something; "a perforation of the eardrum" the act of punching a hole (especially a row of holes as for ease of separation)
• A perforation is a hole made by puncturing a surface. However, the term frequently refers to the practice of creating a long series of holes so that paper can be torn more easily. ...
• A perforation in the context of oil wells, refers to a hole punched in the casing or liner of an oil well to connect it to the reservoir. ...

• perforating ←
• perforates ←
• perforated ←
• perforation
• → perforations
• → perforative
• → perforator