perforation

[ pur-fuh-rey-shuhn ]

/ ˌpɜr fəˈreɪ ʃən /

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See synonyms for perforation on Thesaurus.com

noun

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.

a hole made or passing through a thing.

the act of perforating.

the condition or state of being perforated.

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Origin of perforation

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

Words nearby perforation

perfoliate, perfoliate bellwort, perforate, perforated, perforated tape, perforation, perforation gauge, perforce, perforin, perform, performance

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use perforation in a sentence

As wind hits the airfoils, it creates a low pressure zone that sucks air through perforations and turns a propeller at the bottom of the unit.
These Mini Wind Generators With No Spinning Blades Can Power Homes and Buildings|Vanessa Bates Ramirez|October 19, 2022|Singularity Hub
For extra measure, Maloja added a grid of ventilating perforations over the spine.
The Best Jackets of 2022|jversteegh|October 26, 2021|Outside Online
If it’s administered through a colonoscopy, there’s a risk of perforation of the colon, as there is with any colonoscopy.
Fecal Transplants: a New Treatment for IBD|Stacey Colino|September 9, 2021|Time
Thanks to tiny perforations in the polyester build that boost air flow, sweat disappears immediately.
We Love These 6 Men’s Mountain Biking Jerseys|Graham Averill|April 21, 2021|Outside Online

Razer’s Arctech cases employ a proprietary material called Thermaphene that draws heat out from the back of the device and vents it through small perforations in the back of the case.
The 100 greatest innovations of 2020|Popular Science Staff|December 2, 2020|Popular-Science
He had several books containing large forms divided by perforation into four parts.
The Relief of Mafeking|Filson Young
I took a sheet of paper to him, and showed him how easy it would be by perforation to tear off the stamps as needed.
My Life in Many States and in Foreign Lands|George Francis Train
When preserved whole, with merely a perforation at the top, they are used to carry water, some holding nearly three gallons.
Chambers's Edinburgh Journal, No. 443|Various
Originally determined by the slat of wood which strengthened the wall-plate at the point of its perforation by the trunnels.
History of Ancient Art|Franz von Reber
The ordinary dagger would have made a wider perforation with a corresponding increase in the blood-flow.
The Shrieking Pit|Arthur J. Rees

British Dictionary definitions for perforation

perforation

/ (ˌpɜːfəˈreɪʃən) /

noun

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

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

perforation

Origin of perforation

Words nearby perforation

Words related to perforation

How to use perforation in a sentence

British Dictionary definitions for perforation