Definition of annunciator in English:



  • A bell, light, or other device that provides information on the state or condition of something by indicating which of several electrical circuits has been activated.

    [as modifier] ‘the annunciator panel and warning lights’
    • ‘Multiple sweeps of the cockpit indicated the light had no related emergencies, and since I couldn't reset it, I dismissed it as a bad annunciator panel.’
    • ‘The annunciator panel showed an overheat caution light, which meant the generator's constant-speed drive assembly had had enough of this flight and was ready to go its own way.’
    • ‘We realized something was wrong - too many annunciator lights were on.’
    • ‘Are there other switches and annunciators installed in conjunction with your setup?’
    • ‘From this redesign of the flight mode annunciator displays, he developed a survey to assess pilot preferences.’