(colloquial) A short form of the female given name Tracy or Tracey.

A translucent paper on which may be traced the design of whatever it is placed on.

(computer graphics) A technique that produces realistically shaded images by projecting imaginary light rays to determine which parts of an object should be illuminated.

The work of a skip tracer; the attempt to locate an individual who has deliberately disappeared.

A copyright infringement detection system which adds a unique salt to each copy of the material so that, if it is leaked, the person who leaked it can be identified.

(computer graphics) A Monte Carlo method of rendering images of three-dimensional scenes such that the global illumination is faithful to reality.

plural of tracing paper

(epidemiology) The process of identification of persons ("contacts") who may have come into contact with a person carrying an infectious disease.

present participle of contact trace

plural of contact tracing