Adjective delayed action has 1 sense
  1. delayed-action - operating after a predetermined lapse of time; "a delayed-action bomb"
    Antonym: expedited (indirect, via delayed)
,Noun delayed action has 1 sense
  1. delayed action - a mechanism that automatically delays the release of a camera shutter for a fixed period of time so that the photographer can appear in the picture
    --1 is a kind of
    mechanism
    --1 is a part of camera, photographic camera
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