annunciator
noun
Forms annunciators
- noun Anything that announces something.
- noun An officer in the church of Constantinople, whose business it was to inform the people of the festivals to be celebrated.
- noun A signalling device that shows which of several electrical circuits is active, especially such a device in a telephone switchboard.
- noun (UK, railways) A buzzer in a signal box that sounds when a train activates a treadle positioned on the track, and thus provides a warning or announcement of a nearby train.
Etymology
From Latin [Term?].
Webster’s 1913
- noun One who announces. Specifically: An officer in the church of Constantinople, whose business it was to inform the people of the festivals to be celebrated.
- noun An indicator (as in a hotel) which designates the room where attendance is wanted.
Etymology [L. annuntiator.]
Sources: Wiktionary · Webster’s 1913 — from the Wiktionary entry “annunciator”, CC BY-SA 4.0. Details