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