Tracer
Tracer may refer to:
Science
- Histochemical tracer, a substance used for tracing purposes in histochemistry, the study of the composition of cells and tissues
- Isotopic tracer, a substance with an isotope that has been enriched to a greater level than that found in nature
- Radioactive tracer, a substance containing a radioisotope that is used for tracking purposes
- Fluorescent tracer, a substance such as 2-NBDG containing a fluorophore that is used for tracking purposes
- TRACER (cosmic ray detector) (Transition Radiation Array for Cosmic Energetic Radiation), a balloon-borne cosmic ray detector
- Flow tracer, any fluid property used to track fluid motion:
- Dye tracer
- In the ocean, salinity, potential temperature, and the concentration of chemical compounds
- Tracer use in the oil industry
Military
- Tracers, tracer ammunition, special bullets that burn brightly to enable the shooter to follow the bullets' trajectories
- TRACER (Tactical Reconnaissance and Counter Concealment Enabled Radar), a mid-range, long wavelength synthetic aperture radar system developed by the United States Army
- Grumman E-1 Tracer, a carrier-borne early warning aircraft used by the United States Navy in the 1960s
Entertainment
- Tracer (album), a 2012 album by Teengirl Fantasy
- Tracer (band), an Australian rock band
- Tracer (bus), the bus system for Tracy, California
- Tracer (film), a 2016 Vietnamese film
- Tracers (film), a 2015 American film
- Tracer (DC Comics), a DC Comics character
- Tracer (Marvel Comics), a Marvel Comics supervillain
- Tracer (Overwatch), a character from the video game Overwatch
- Tracer (Transformers), a fictional character
- Tracer Bullet, one of Calvin's alter egos in Calvin and Hobbes
- "Tracers", song by Ash (band) from A-Z, Vol.1 2010
- "Tracers", song by Miracle Fortress from Was I the Wave? 2011
- "Tracers", song by Trans-Siberian Orchestra from Night Castle 2009
- "Tracer", synonym for inker
Other
- Mercury Tracer, an automobile
See also
- All pages with titles beginning with Tracer
- All pages with titles containing Tracer
- Trace (disambiguation)
- Tracing (disambiguation)
- Tracker (disambiguation)
- Tracer Bullet (disambiguation)
- Traceur, a male parkour practitioner
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