tracer

/tɹˈeɪsɚ/ · 2 syllables

Meaning

noun

1. an investigator who is employed to find missing persons or missing goods
2. an instrument used to make tracings
3. (radiology) any radioactive isotope introduced into the body to study metabolism or other biological processes
4. ammunition whose flight can be observed by a trail of smoke

Synonyms for tracer

• tracer bullet

Words that rhyme with tracer

• racer
• bracer
• chaser
• pacer
• eraser
• facer
• lacer
• baser
• kacer
• raysor
• spacer
• tracor