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Tracer - Meaning, Definition & English Examples

A tracer is a substance or device used to track the movement, progress, or location of something. It is commonly used in medicine, science, and military applications to monitor processes or objects.

tracer

/ˈtreɪsər/ /ˈtreɪsə/

Definition:

A substance or device used to track or identify the path of something.

Synonyms:

tracker, marker, detector, identifier

Part of Speech:

noun

Antonyms:

concealer, hider

Common Collocations:

tracer bullet, tracer dye, tracer element, tracer study

Derivatives:

tracers, tracing

Usage Tips:

Use "tracer" to refer to tools or substances that follow movement or identify paths in scientific or military contexts.

Common Phrases:

tracer round, tracer light, tracer wire

Etymology:

Derived from "trace," from Old French "tracer," meaning to follow a path or mark out.

Examples:

  • 1. The detective used a tracer to follow the suspect's movements.
  • 2. Scientists injected a radioactive tracer into the bloodstream for imaging.
  • 3. The military uses tracer bullets to track gunfire at night.
  • 4. The study employed a chemical tracer to monitor pollution levels.

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