prefade

noun pre·fade \ ˌprē-ˈfād \
variants: or pre-fade

Definition of prefade

: a function of an electronic device that allows an operator to observe a video or audio signal prior to fading it in (as on live television or radio)
  • used prefade to check the sound quality
  • often used before another noun
    • turned on prefade mode
    • a prefade circuit

First Known Use of prefade

1941

in the meaning defined above

See Words from the same year
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