Tracer ( noun , verb )

(As a noun)

Tracer ( noun )

1. A substance or device used to trace the movement or location of something or someone.
2. A bullet or shell that burns with a bright light, making its path visible.

Origin:

Early 17th century: from french traceur, from tracer "to trace".

Examples:

1. The tracer was used to track the movement of the animal.
2. He used a tracer to find the source of the leak.
3. The tracer bullet illuminated the enemy's position.
4. She was a tracer for the missing person's case.
5. The tracer dye was used to trace the flow of the river.

(As a verb)

Tracer ( verb )

1. A substance or device used to trace the movement or location of something or someone.
2. A bullet or shell that burns with a bright light, making its path visible.

Origin:

Early 17th century: from french traceur, from tracer "to trace".

Examples:

1. The tracer was used to track the movement of the animal.
2. He used a tracer to find the source of the leak.
3. The tracer bullet illuminated the enemy's position.
4. She was a tracer for the missing person's case.
5. The tracer dye was used to trace the flow of the river.