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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