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perforation

 - 5 dictionary results
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per⋅fo⋅ra⋅tion

  [pur-fuh-rey-shuhn]
Use perforation in a Sentence
–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.
Origin:
1400–50; late ME < ML perforātiōn- (s. of perforātiō) a boring through. See perforate, -ion
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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Burckhardt Perforating
Tools and machines for special and standard pin perforation!
www.Burckhardt.com
Perforating Services
High Quality Perforating Services Perforating Tools & Equipment
fi-tech.com/perforating-services
per·fo·ra·tion   (pûr'fə-rā'shən)   
n.  

  1. A hole or series of holes punched or bored through something, especially a hole in a series, separating sections in a sheet or roll.

    1. The act of perforating.

    2. The state of being perforated.

The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Word Origin & History

perforation 
c.1440, "action of perforating," from L.L. perforationem (nom. perforatio), from L. perforatus, pp. of perforare "bore or pierce through," from per- "through" + forare "to pierce" (see bore). Meaning "hole made through something" is recorded from 1543. Perforate (v.) is attested from 1486 (implied in perforated).
Online Etymology Dictionary, © 2001 Douglas Harper
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Medical Dictionary

Main Entry: per·fo·ra·tion
Pronunciation: "p&r-f&-'rA-sh&n
Function: noun
1 : the act or process of perforating;specifically : the penetration of a body part through accident or disease perforation of the sigmoid colon in the presence of diverticulosis —Journal ofthe American Medical Association>
2 a : a rupture in a body part caused especially by accident or disease b : a natural opening in an organ or body partperforations opening at the bottom of the sulci —Ferdinand Canu & R. S. Bassler>
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
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Medical Dictionary

perforation per·fo·ra·tion (pûr'fə-rā'shən)
n.

  1. The act of perforating or the state of being perforated.

  2. An abnormal opening in a hollow organ or viscus, as one made by rupture or injury.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Perforation
Perforation available. Don't just Buy it - Win it!
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