tracer
noun14th century{ds||1||}
- one that traces, tracks down, or searches out: such as
- a person who traces missing persons or property and especially goods lost in transit
- an inquiry sent out in tracing a shipment lost in transit
contact tracing
noun
contact tracing
\
1910
- the practice of identifying, notifying, and monitoring individuals who may have had close contact with a person having a confirmed or probable case of an infectious disease as a means of controlling the spread of infection
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