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suction

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suc⋅tion

  [suhk-shuhn]
Use suction in a Sentence
–noun
1. the act, process, or condition of sucking.
2. the force that, by a pressure differential, attracts a substance or object to the region of lower pressure.
3. the act or process of producing such a force.
–verb (used with object)
4. to draw out or remove by aspiration.
Origin:
1605–15; < LL sūctiōn- (s. of sūctiō) a sucking, equiv. to L sūct(us) (ptp. of sūgere to suck ) + -iōn- -ion

Related forms:
suc⋅tion⋅al, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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Suction
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suc·tion   (sŭk'shən)   
n.  

  1. The act or process of sucking.

  2. A force that causes a fluid or solid to be drawn into an interior space or to adhere to a surface because of the difference between the external and internal pressures.

tr.v.   suc·tioned, suc·tion·ing, suc·tions

  1. To draw away or remove by the force of suction: suction fluid from the lungs.

  2. To clean or evacuate (a body cavity, for example) by the force of suction.

adj.  

  1. Creating suction.

  2. Operating or operated by suction.


[Late Latin sūctiō, sūctiōn-, from Latin sūctus, past participle of sūgere, to suck; see seuə-2 in Indo-European roots.]
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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Slang Dictionary
suck

  1. n.
    and suction. liquor; wine; beer; strong drink. : How about a little glass of suck before we leave?
  2. tv.
    and suck. sth up to drink beer or liquor. : Yeah, I'll suck one up with ya.
  3. in.
    [for someone or something] to be bad or undesirable. : This movie sucks!
  4. n.
    and suction. influence. : He thinks he has suck, but he's just a pain in the neck.
Dictionary of American Slang and Colloquial Expressions by Richard A. Spears.Fourth Edition.
Copyright 2007. Published by McGraw Hill.
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Word Origin & History

suction 
1626, from L.L. suctionem (nom. suctio), noun of action from L. suctus, pp. of sugere "to suck" (see suck).
Online Etymology Dictionary, © 2001 Douglas Harper
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Medical Dictionary

Main Entry: 1suc·tion
Pronunciation: 's&k-sh&n
Function: noun
1 : the act or process of sucking
2 a : the act or process of exerting a force upon a solid, liquid, or gaseous body by reason of reduced air pressure over part of its surface b : force so exerted
3 : the act or process of removing secretions or fluids from hollow or tubular organs or cavities by means of a tube and a device (as a suction pump) that operates on negative pressure

Main Entry: 2suction
Function: transitive verb
: to remove from a body cavity or passage by suction
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
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Science Dictionary
suction   (sŭk'shən)  Pronunciation Key 

  1. A force acting on a fluid caused by difference in pressure between two regions, tending to make the fluid flow from the region of higher pressure to the region of lower pressure.

  2. The act of reducing pressure to create such a force, as by the use of a pump or fan.


The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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