pre-echo

English

Etymology

From pre- +‎ echo.

Pronunciation
  • (UK) IPA(key): /pɹiːˈɛkəʊ/

Noun

pre-echo (countable and uncountable, plural pre-echos or pre-echoes)

  1. (countable) An early sign or indication of something; a foreshadowing.
    • 2009, Diarmaid MacCulloch, A History of Christianity, Penguin, published 2010, page 140:
      From the earliest days Christians had searched the Tanakh in their anxiety to find pre-echoes of their own passionate convictions about the God-Man Jesus Christ.
  2. (signal processing) A digital audio compression artifact where a (typically percussive) sound is heard before it should occur.
    Synonym: forward echo
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