tracer

Noun

 * 1)  A compound, element, or isotope used to track the progress or history of a natural process.
 * 2) A round of ammunition for a firearm that contains magnesium or another flammable substance arranged such that it will burn and produce a visible trail when fired in the dark.
 * 3) The act or state of tracking or investigating something.
 * 4) A request to trace the movements of a person or an object, such as a shipment.
 * 5) A person who traces something.
 * 6) A device or instrument used to assist in making tracings.
 * 1) A request to trace the movements of a person or an object, such as a shipment.
 * 2) A person who traces something.
 * 3) A device or instrument used to assist in making tracings.
 * 1) A person who traces something.
 * 2) A device or instrument used to assist in making tracings.

Translations

 * Bulgarian: белязан атом
 * Finnish: markkeri, merkkiaine
 * French:


 * Bulgarian: трасиращ куршум
 * Dutch: ,
 * Finnish: valojuova-ammus, valojuovaluoti
 * German:
 * Hungarian: fényjelző lőszer
 * Korean:


 * Finnish:
 * Irish: rianaí

Etymology
, from, from the past participle of.

Verb

 * 1)  to draw or plot (a diagram), to trace out
 * 2)  to rule (a line)
 * 3)  to buck up, hurry up