Definition of aliasing in English:


Syllabification: a·li·as·ing
Pronunciation: /ˈālēəsiNG


  • 1 Physics & Telecommunications The misidentification of a signal frequency, introducing distortion or error.
    More example sentences
    • Analog signals are usually low-pass filtered to remove most or all of the components above the Nyquist frequency in order to avoid aliasing.
    • Optical signals were low-pass filtered at 500 Hz to prevent aliasing.
    • Any component of a sampled signal with a frequency above this limit is subject to aliasing.
  • 2 Computing In computer graphics, the jagged, or saw-toothed appearance of curved or diagonal lines on a low-resolution monitor.
    More example sentences
    • Standard-definition content looks good, but brings with it the usual artifacts: noise, line aliasing, and occasional interlacing.
    • The only real complaint I have about the graphics is the game's aliasing and flicker.
    • The worst spots are not that frequent, but the edge enhancement and aliasing are bad enough by themselves to spoil things.

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Word of the day skosh
Pronunciation: skōSH
a small amount; a little