indicator

Definitions

A sign or signal that shows the existence or true state of something.

A device, such as a gauge or pointer, that registers or displays information.

A substance that changes color to show the presence of a specific chemical condition.

Examples

Rising inflation is often seen as a key indicator of economic instability.

The flashing red light serves as an indicator that the machine is overheating.

Synonyms

sign signal marker index gauge pointer symptom

Antonyms

concealment obscurity misdirection distraction non-indicator