Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

perforation

play
noun per·fo·ra·tion \ˌpər-fə-ˈrā-shən\

Simple Definition of perforation

  • : a small hole or series of small holes in paper, cardboard, etc.

  • medical : a hole in part of the body caused by an accident or disease

Source: Merriam-Webster's Learner's Dictionary

Full Definition of perforation

  1. 1 :  the act or process of perforating

  2. 2 a :  a hole or pattern made by or as if by piercing or boring b :  one of the series of holes (as between rows of postage stamps) in a sheet that serve as an aid in separation

Examples of perforation in a sentence

  1. an infection that can cause perforation of the intestine

  2. <absentmindedly made perforations in his paper with his pencil>



15th Century

First Known Use of perforation

15th century


Medical Dictionary

perforation

play
noun per·fo·ra·tion \ˌpər-fə-ˈrā-shən\

Medical Definition of perforation

  1. 1:  the act or process of perforating; specifically :  the penetration of a body part through accident or disease <spontaneous perforation of the sigmoid colon in the presence of diverticulosis—Journal of the American Medical Association>

  2. 2a:  a rupture in a body part caused especially by accident or diseaseb:  a natural opening in an organ or body part





Seen and Heard

What made you want to look up perforation? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

a very small amount

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

alphabet-pasta-spelling-help

Which is the correct spelling?

accomodate acommadate acommodate accommodate
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ