Definition of Obstruction

1. Noun. Any structure that makes progress difficult.

2. Noun. The physical condition of blocking or filling a passage with an obstruction.
Exact synonyms: Blockage
Generic synonyms: Physical Condition, Physiological Condition, Physiological State
Specialized synonyms: Ileus, Intestinal Obstruction, Tamponade, Tamponage
Derivative terms: Block

3. Noun. Something immaterial that stands in the way and must be circumvented or surmounted. "The filibuster was a major obstruction to the success of their plan"
Exact synonyms: Obstacle
Generic synonyms: Balk, Baulk, Check, Deterrent, Handicap, Hinderance, Hindrance, Impediment
Specialized synonyms: Barrier, Roadblock, Hang-up, Hitch, Rub, Snag, Hurdle, Stymie, Stymy

4. Noun. The act of obstructing. "Obstruction of justice"
Generic synonyms: Hinderance, Hindrance, Interference
Specialized synonyms: Blockage, Closure, Occlusion, Stall, Stalling, Obstruction Of Justice
Derivative terms: Obstruct, Obstruct

5. Noun. Getting in someone's way.
Generic synonyms: Maneuver, Manoeuvre, Play
Specialized synonyms: Block, Blocking, Check

Definition of Obstruction

1. n. The act of obstructing, or state of being obstructed.

Definition of Obstruction

1. Noun. The act of obstructing, or state of being obstructed. ¹

2. Noun. That which obstructs or impedes; an obstacle; an impediment; a hindrance. ¹

3. Noun. The condition of having the natural powers obstructed in their usual course; the arrest of the vital functions; death. ¹

¹ Source:

Definition of Obstruction

1. [n -S]

Medical Definition of Obstruction

1. 1. The act of blocking or clogging. 2. The state or condition of being clogged. Origin: L. Obstructio This entry appears with permission from the Dictionary of Cell and Molecular Biology (11 Mar 2008)

Lexicographical Neighbors of Obstruction

obstructing the field
obstruction (current term)
obstruction of justice
obstructive apnea
obstructive hydrocephalus
obstructive jaundice
obstructive lung disease
obstructive murmur

Literary usage of Obstruction

Below you will find example usage of this term as found in modern and/or classical literature:

1. Proceedings by Philadelphia County Medical Society (1891)
"obstruction OF THE BOWEL. BY M. PRICE, MD [Read October 14,1891.] THE treatment of obstruction of the bowel is a matter of the greatest importance to ..."

2. The Journal of Experimental Medicine by Rockefeller University, Rockefeller Institute, Rockefeller Institute for Medical Research (1919)
"The literature on the intoxication of intestinal obstruction reveals the fact that no direct study has been made of the renal function in this condition. ..."

3. Surgery, Gynecology & Obstetrics by The American College of Surgeons, Franklin H. Martin Memorial Foundation (1915)
"Any obstruction at the vesical neck results in vesical retention. ... As a result of the obstruction there is also difficulty in voiding. ..."

4. The Principles and Practice of Medicine: Designed for the Use of by William Osler, Thomas McCrae (1916)
"The gall-bladder is usually enlarged in obstruction of the common duct by ... In these instances the obstruction is usually situated low down in the common ..."

5. The American Journal of the Medical Sciences by Southern Society for Clinical Investigation (U.S.) (1891)
"The writers distinguish two forma of obstruction following abdominal section, ... A second case is reported in which the obstruction was relieved ..."

6. Journal of the American Medical Association by American Medical Association (1890)
"The intestine below the seat of obstruction is always empty, collapsed and anaemic, ... When the obstruction is located high up in the intestinal canal, ..."

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