tracing

noun

trac·​ing ˈtrā-siŋ How to pronounce tracing (audio)
1
: something that is traced: such as
a
: a copy made on a superimposed transparent sheet
b
: a graphic record made by an instrument (such as a seismograph) that registers some movement
2
: the act of one that traces

Examples of tracing in a Sentence

the tracing of this mountain lion is going to be difficult if the rain washes away all of the tracks
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Genetic tracing of market wildlife and viruses at the epicenter of the COVID-19 pandemic Before joining Discover Magazine, Paul Smaglik spent over 20 years as a science journalist, specializing in U.S. life science policy and global scientific career issues. Paul Smaglik, Discover Magazine, 7 May 2025 And its tracing of spatial distributions emerges from spying enormous bubblelike arrangements of galaxies thought to have formed from more primordial templates, called baryon acoustic oscillations (BAOs). Lyndie Chiou, Scientific American, 30 Apr. 2025 This includes testing, laboratory work, contact tracing, vaccination efforts and health-care costs, according to Dr. Catherine Troisi, an infectious disease epidemiologist with UTHealth Houston. Neha Mukherjee, CNN Money, 17 Apr. 2025 Government officials can use this intelligence to shape their public health response, which could include enhanced monitoring, contact tracing, and the administration of vaccines and preventive medications. Dr. Céline Gounder, CBS News, 13 Mar. 2025 See All Example Sentences for tracing

Word History

First Known Use

14th century, in the meaning defined at sense 1

Time Traveler
The first known use of tracing was in the 14th century

Browse Nearby Words

Cite this Entry

“Tracing.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/tracing. Accessed 17 May. 2025.

Kids Definition

tracing

noun
trac·​ing
ˈtrā-siŋ
1
: the act of one that traces
2
: something that is traced

Medical Definition

tracing

noun
trac·​ing ˈtrā-siŋ How to pronounce tracing (audio)
: a graphic record made by an instrument (as an electrocardiograph) that registers some movement

More from Merriam-Webster on tracing

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