perforation

[ pur-fuh-rey-shuhn ]

noun

1. a hole, or one of a series of holes, bored or punched through something, as those between individual postage stamps of a sheet to facilitate separation.
2. a hole made or passing through a thing.
3. the act of perforating.
4. the condition or state of being perforated. perforated.

perforation

/ ˌpɜːfəˈreɪʃən /

noun

1. the act of perforating or the state of being perforated
2. a hole or holes made in something
3. 1. a method of making individual stamps, coupons, etc, easily separable by punching holes along their margins
   2. the holes punched in this way perf

Word History and Origins

Origin of perforation¹

1400–50; late Middle English < Medieval Latin perforātiōn- (stem of perforātiō ) a boring through. See perforate, -ion

Example Sentences

They showed that the previously accepted idea that azoles kill the pathogen cell by causing perforation of the outer cell membrane does not apply.

From Science Daily

Abiomed first disclosed the risk of heart perforation during insertion of the pumps in a technical bulletin posted in October 2021, but did not share this information with the FDA at the time, the agency said.

From BBC

The agency carried out an inspection of the firm's office in Massachusetts in early 2023, and sent a warning letter to Abiomed in September where it criticised - among other things - a failure to update the FDA on the risk of heart perforation.

From BBC

The F.D.A. said the manufacturer of the device, Abiomed, should have notified the agency more than two years ago, when the company first posted an update on its website about the perforation risk.

From New York Times

And it is only when she is grown, and a prize-winning poet, that she found the right word to describe what the IRA bullets inflicted on her dad's body: Perforation.

From BBC