contact tracing

[ kon-takt trey-sing ]

  1. a public health measure undertaken to slow and eventually halt the spread of a disease that is transmitted person-to-person, in which people who have come in close proximity to or direct contact with an infected person are identified and monitored for signs of infection. These individuals, along with any of their contacts who manifest symptoms, are generally required to isolate themselves long enough to be treated, if necessary, before they can infect others.Rigorous contact tracing accompanied by widespread testing has proven effective in reducing deaths during an epidemic.

Origin of contact tracing

First recorded in 1935–40

Other words from contact tracing

  • con·tact trace, verb (used with or without object)
  • con·tact trac·er, noun

Words Nearby contact tracing Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use contact tracing in a sentence