annunciator

American  

[uh-nuhn-see-ey-ter] / əˈnʌn siˌeɪ tər /

noun

1. an announcer.

2. a signaling apparatus, generally used in conjunction with a buzzer, that displays a visual indication when energized by electric current.

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annunciator British  

/ əˈnʌnsɪˌeɪtə /

noun

1. a device that gives a visual indication as to which of a number of electric circuits has operated, such as an indicator in a hotel showing in which room a bell has been rung

2. a device giving an audible signal indicating the position of a train

3. a less common word for announcer

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Other Word Forms

• annunciatory adjective

Etymology

Origin of annunciator

1745–55; annūntiātor; annunciate, -tor

Example Sentences

The little destroyer lurched as her helm was put over and the engine-room annunciator called for full speed ahead.

From Time Magazine Archive

So I devised a machine somewhat on the plan of the hotel annunciator that was invented long afterward, only mine was a great deal more complex.

From Inventors by Hubert, Philip Gengembre

It was perhaps half an hour later when suddenly the needle of the annunciator began to vibrate rapidly.

From The Master Mystery by Reeve, Arthur B. (Arthur Benjamin)

The Company of the North employs two kinds of correspondence apparatus—the Guggemos and the annunciator apparatus.

From Scientific American Supplement, No. 315, January 14, 1882 by Various

At 0840 hours on the fourth day out, my annunciator buzzed.

From A Question of Courage by Finlay, Virgil