aliasing

[ey-lee-uh-sing]
noun
a jagged, stairstep effect on curved or diagonal lines that are reproduced in low resolution, as on a computer printout or display.
Also called jaggies.
Compare antialiasing.
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World English Dictionary
aliasing (ˈeɪlɪəsɪŋ)
 
n
radio, television the error in a vision or sound signal arising from limitations in the system that generates or processes the signal

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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American Heritage
Science Dictionary
aliasing   (ā'lē-ə-sĭng)  Pronunciation Key 
  1. Jagged distortions in curves and diagonal lines in computer graphics caused by limited or diminished screen resolution. Compare antialiasing.

  2. Distortion in a reproduced sound wave caused by a low sampling rate during the recording of the sound signal as digital information.


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

aliasing definition


1. When several different identifiers refer to the same object. The term is very general and is used in many contexts.
See alias, aliasing bug, anti-aliasing.
2. (Or "shadowing") Where a hardware device responds at multiple addresses because it only decodes a subset of the address lines, so different values on the other lines are ignored.
(1998-03-13)
The Free On-line Dictionary of Computing, © Denis Howe 2010 http://foldoc.org
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Example sentences
Where film's diagonal lines sometimes appear jagged on plasma, this set runs a special anti-aliasing algorithm to fix the problem.
Velocity aliasing is a particularly difficult problem that generally requires human intervention to do nearly perfectly.
Aliasing of data causes the introduction of a false signal that is not contained in the original data.
Because small features can have anomalies as big or bigger than larger deeper features the potential for aliasing is great.
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