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Tracer   /trˈeɪsər/   Listen
Tracer

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.  Synonym: tracer bullet.





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"Tracer" Quotes from Famous Books



... pieces of paper and had to be shifted on and off cylinders, would probably be as long as the ordinary graphical processes. Coradi's integraph works on an ordinary drawing board, but since there are nearly 10 inches between the guide point and tracer, the sum curve is thrown 10 inches behind the primitive in each integration. Thus a double summation requires say 26 inches of board, and it is impossible to integrate thrice without reproducing the primitive. The fact that the primitive ...
— Scientific American Supplement, No. 794, March 21, 1891 • Various
... at last unmans him, and brings about his catastrophe in his combat with Macduff. This is what I call ideal and imaginative representation, which marks the outlines and boundaries of character, not by arbitrary lines drawn at this angle or that, according to the whim of the tracer, but by those mountain-ranges of human nature which divide man from man and temperament from temperament. And as the imagination of the reader must reinforce that of the poet, reducing the generic again to the specific, and defining it into sharper individuality by a comparison with the experiences ...
— The Function Of The Poet And Other Essays • James Russell Lowell
... les belles betes, Creuser profond et tracer droit, Bravant la pluie et les tempetes, Qu'il fasse chaud, qu'il fasse froid? Lorsque je fais halte pour boire, Un brouillard sort de leurs naseaux, Et je vois sur leur corne noire Se poser les petits oiseaux. S'il ...
— French Lyrics • Arthur Graves Canfield


Words linked to "Tracer" :   tec, ammo, detective, tracer bullet, ammunition, investigator, police detective, instrument, radiology, trace, radioisotope


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