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obstruction

[uh b-struhk-shuh n] /əbˈstrʌk ʃən/
noun
1.
something that obstructs, blocks, or closes up with an obstacle or obstacles; obstacle or hindrance:
obstructions to navigation.
2.
an act or instance of obstructing.
3.
the state of being obstructed.
4.
the delaying or preventing of business before a deliberative body, especially a legislative group, by parliamentary contrivances.
Origin
1525-1535
1525-35; < Latin obstructiōn- (stem of obstructiō) barrier. See obstruct, -ion
Related forms
preobstruction, noun
Synonyms
1. barrier, bar, impediment. See obstacle. 3. stoppage.
Antonyms
1, 3. encouragement.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples for obstructions
  • The ark of the covenant burned the thorns and other obstructions in the wilderness roads.
  • The mortars were fired as a barrage onto the beach to clear mines and other obstructions.
British Dictionary definitions for obstructions

obstruction

/əbˈstrʌkʃən/
noun
1.
a person or thing that obstructs
2.
the act or an instance of obstructing
3.
delay of business, esp in a legislature by means of procedural devices
4.
(sport) the act of unfairly impeding an opposing player
5.
the state or condition of being obstructed
Derived Forms
obstructional, adjective
obstructionally, adverb
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
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Word Origin and History for obstructions

obstruction

n.

1530s, from Latin obstructionem (nominative obstructio) "an obstruction, barrier, a building up," noun of action from past participle stem of obstruere "build up, block, block up, build against, stop, bar, hinder," from ob "against" (see ob-) + struere "to pile, build" (see structure (n.)).

Online Etymology Dictionary, © 2010 Douglas Harper
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obstructions in Medicine

obstruction ob·struc·tion (əb-strŭk'shən, ŏb-)
n.

  1. The blocking of a body passage, as by clogging or stricture.

  2. The state of being obstructed.

  3. Something, such as a mass or stricture, that obstructs.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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16
20
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