obstruction

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Related to obstructions: Intestinal Obstructions

obstruction

Politics delay of business, esp in a legislature by means of procedural devices

obstruction

[əb′strək·shən]
(medicine)
Occlusion or stenosis of hollow viscera, ducts, and vessels.
(navigation)
Anything that hinders or prevents movement, particularly anything that endangers or prevents passage of a vessel or aircraft; usually refers to an isolated danger to navigation, such as a submerged rock or pinnacle in the case of marine navigation, and a tower, tall building, mountain peak, and so forth, in the case of air navigation.

obstruction

obstruction
Obstructions are marked by orange and white colours as well as by lights.
An existing object, object of natural growth, or terrain that is hazardous to an aircraft if the obstruction is on or near the runway or in the flight path. For purposes of certification, an object becomes an obstruction if its height is 35 ft (10.7 m) or 50 ft (15 m).
References in periodicals archive ?
8220;Our new obstruction light unveiled today raises the bar, with a light weight, compact, self-contained design and progressive optics utilising high intensity LEDs to maximize light intensity and uniformity.
com) today announced the successful demonstration of its Aircraft Detection Sight Solution (ADSS), the first-ever trial against a radar-activated obstruction lighting system on a wind farm in the U.
If these obstructions are to stay, double yellow lines are needed but the daftest one of all is one in Browns Lane on the side of the road as you are going uphill - just wait until we have some snow or ice and the driver needs to keep going uphill to keep the grip.
Device-associated central venous obstruction (CVO) is rare but generally presents as unilateral arm edema (2).
If this doesn't clear the obstruction, support their upper body with one hand and lean forward.
DALLAS -- Octreotide is an extremely helpful yet underappreciated drug for the management of malignant bowel obstruction in the palliative care setting, Dr.
Surgical management of airway obstructions during sleep.
ClearFlite is a digital mapping tool developed for the aviation industry to help operators identify and collect vertical obstructions in and around airfields.
TM] Plasma Surgery System for performing many types of ENT procedures where removing and shrinking tissue is required, including turbinate surgery for nasal obstructions, Coblation-channeling procedures for airway obstructions, and tonsillectomies.
military helicopters have crashed in Iraq since March 2003, with eyewitness reports in at least one instance suggesting a collision with ground obstructions (wires).