Meaning & Definition of word "Tracer"

Tracer

/ˈtreɪsər/

1. A substance or device used to track or identify the path or movement of something.
- Example: The scientist used a radioactive tracer to study blood flow in the body.
2. An object or tool used in drawing to create precise lines or markings.
- Example: The architect used a tracer to outline the building design on the plans.
3. A person or thing that traces or follows a path.
- Example: The tracer in the reconnaissance team followed the enemy's movements.
4. A type of bullet designed to leave a visible trace in the air or in the projectile's path.
- Example: The marksman fired tracer rounds to illuminate the target area during the night operation.

Derived from the verb 'trace' with the suffix '-er', indicating an agent.

tracer bullet:

A bullet designed to leave a visible trail to help aim accurately.

tracer study:

A research method that tracks subjects or phenomena over time.

tracer gas:

A gas used to detect leaks or measure flow in systems.

trace:

To follow the course or development of something.

tracking:

The act of following or monitoring the progress or location of something.

recording:

The action of making a copy of data for future reference.

Meaning: A fast-paced shooter game featuring characters that can shoot tracers.

Example Sentence: In that new game, I just love using the tracer weapon.

Meaning: Referring to someone who is good at following leads or tracking information.

Example Sentence: She's a real tracer when it comes to finding out the truth.