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Narrowing may refer to: Narrowing (computer science), a type of algorithm for solving equations between symbolic expressions Narrowing of algebraic value sets, a method for the elimination of values from a solution set which are inconsistent with the equations being solved; Narrowing (historical linguistics), a type of semantic change
Stricture as a term is usually used when narrowing is caused by contraction of smooth muscle (e.g. achalasia, prinzmetal angina); stenosis is usually used when narrowing is caused by lesion that reduces the space of lumen (e.g. atherosclerosis). [4] The term coarctation is another synonym, [5] but is commonly used only in the context of aortic ...
Fjord – Long, narrow inlet with steep sides or cliffs, created by glacial activity; Geo – Inlet, a gully or a narrow and deep cleft in the face of a cliff; Gulf – Large inlet from the ocean into the landmass List of gulfs; Headland – Landform extending into a body of water, often with significant height and drop
2. A small, narrow, sheltered bay, inlet, tidal creek, or recess in an estuary, often within a larger embayment. 3. A small, often approximately circular, wave-cut indentation or recess in a cliff on a large body of water, especially one with a relatively narrow or secluded entrance. 4.
Spinal stenosis is an abnormal narrowing of the spinal canal or neural foramen that results in pressure on the spinal cord or nerve roots. [6] Symptoms may include pain, numbness, or weakness in the arms or legs. [1] Symptoms are typically gradual in onset and improve with leaning forward. [1]
In spectroscopy, the Dicke effect, also known as Dicke narrowing or sometimes collisional narrowing, named after Robert H. Dicke, refers to narrowing of the Doppler broadening of a spectral line due to collisions the emitting species (usually an atom or a molecule) experiences with other particles.
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A narrows or narrow (used interchangeably but usually in the plural form), is a restricted land or water passage. Most commonly a narrows is a strait , [ 1 ] though it can also be a water gap . A narrows may form where a stream passes through a tilted bed of hard rock lying between two softer beds: "[i]f the hard beds are vertical, so that ...