aliasing

[ ey-lee-uh-sing ]

nounComputers.
  1. a jagged, stairstep effect on curved or diagonal lines that are reproduced in low resolution, as on a computer printout or digital display.

Origin of aliasing

1
First recorded in 1975–80; alias + -ing1

Words Nearby aliasing

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British Dictionary definitions for aliasing

aliasing

/ (ˈeɪlɪəsɪŋ) /


noun
  1. 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 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Scientific definitions for aliasing

aliasing

[ ālē-ə-sĭng ]


  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.

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