Definition, Meaning & Synonyms

annunciator

noun

əˈnən(t)-sē-ˌāt-ər

Definition

A device or system that provides a signal or alert, often used in various applications to indicate a specific condition or status.

Examples

An annunciator panel is often found in control rooms to display the status of various systems.
The fire detection system uses an annunciator to alert the fire department when smoke is detected.
In aircraft, an annunciator system warns the pilot of critical issues with visual and audible alerts.

Meaning

An annunciator is typically used to notify users of a significant event or change, such as a warning, alert, or milestone in a system. They are common in industrial controls, alarm systems, and certain types of equipment.