Annunciator

English

Noun

Singular Annunciator

Plural {{{1}}}

Annunciator ({{{1}}})

1. Anything that announces something
2. A signalling devices that shows which of several electrical circuits is active, especially such a device in a telephone switchboard
3. A buzzer in a UK signal box, that sounds when a train activates a treadle positioned on the track. Provides a warning or announcement of a nearby train.

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