tracer

• ⇰ खोजी
• ⇰ अन्वेषक
• ⇰ चमकदार गोली
• ⇰ सुराग लगाने वाला

• ⇰ खोजी
• ⇰ अन्वेषक
• ⇰ चमकदार गोली
• ⇰ सुराग लगाने वाला
• ⇰ सुरागी

• ⇰ One who, or that which, traces.
• ⇰ A person engaged (esp. in the express or railway service) in tracing, or searching out, missing articles, as packages or freight cars.
• ⇰ An inquiry sent out (esp. in transportation service) for a missing article, as a letter or an express package.
• ⇰ a type of ammunition that emits light or smoke as it moves toward its target, providing a visible path of the projectile in flight so that the point of impact may be observed; -- called also tracer ammunition>.
• ⇰ the chemical substance used in tracer ammunition to cause it to be visible in flight.
• ⇰ a chemical substance with properties, such as radioactivity or fluorescence, which make it easily measurable, used to observe the movements of chemically related substances through a biological, physical, or chemical system; -- in biochemistry