Origin of perforation
Examples from the Web for perforation
The policeman tore off a page at the perforation, and handed it to Mr. Mix.Rope
The perforation is the usual 12 and specimens are known entirely imperforate.
Some of both these values were issued with perforation late in 1857 or early in 1858.
In cases where ulceration and perforation have occurred, the odour is fæcal.A Manual of the Operations of Surgery
Where a perforation was not quite round, he touched it with his file.Privy Seal
Ford Madox Ford
- the act of perforating or the state of being perforated
- a hole or holes made in something
- a method of making individual stamps, coupons, etc, easily separable by punching holes along their margins
- the holes punched in this wayAbbreviation: perf
Word Origin and History for perforation
early 15c., "hole made through something;" mid-15c., "action of perforating," from Middle French perforation or directly from Late Latin perforationem (nominative perforatio), noun of action from past participle stem of Latin perforare "bore or pierce through," from per- "through" (see per) + forare "to pierce" (see bore (v.1)).
- The act of perforating or the state of being perforated.
- An abnormal opening in a hollow organ or viscus, as one made by rupture or injury.