Used and loved by millions
Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
contact tracing
Grammar usage guide and real-world examplesUSAGE SUMMARY
"contact tracing" is correct and usable in written English.
You can use it when referring to the practice of identifying and tracking people who may have come in contact with someone who has tested positive for a particular illness or infection. For example, "The health department has begun contact tracing to help contain the spread of the virus."
✓ Grammatically correct
Science
News & Media
Formal & Business
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified examples from authoritative sources
Exact Expressions
60 human-written examples
"Contact tracing has already been done," an HPA spokeswoman said.
News & Media
Consensual contact tracing is the norm within clinics.
News & Media
We are not doing any contact tracing at the moment," he said.
News & Media
Yet, contact tracing of newly diagnosed patients is only part of the equation.
News & Media
Aggressive contact tracing has been central to Cuba's largely successful battle against AIDS.
News & Media
And they had to do so quickly, making the process known as contact tracing a priority.
News & Media
Assisted Contact Tracing.
Nobody is doing the contact tracing.
Science & Research
A: Right now, with the Monrovia situation, contact tracing, just forget about it.
Science & Research
Contact tracing in Gee River County means motorbiking on muddy roads.
Science & Research
They can help with contact tracing of Ebola patients.
News & Media
Expert writing Tips
Best practice
When discussing public health measures, use "contact tracing" to specifically refer to the process of identifying and monitoring individuals who may have been exposed to a disease. For instance, "Effective contact tracing is essential for controlling infectious disease outbreaks".
Common error
Avoid using "contact tracing" interchangeably with general disease surveillance. "Contact tracing" specifically refers to tracking individuals exposed to a known case, while surveillance is a broader monitoring of disease trends in a population.
Source & Trust
83%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The primary grammatical function of "contact tracing" is that of a noun phrase. It often acts as a subject or object in sentences, referring to the process of identifying and monitoring individuals who may have been exposed to an infectious disease. Ludwig AI confirms its correct and usable form.
Frequent in
Science
45%
News & Media
35%
Formal & Business
10%
Less common in
Academia
5%
Encyclopedias
3%
Wiki
2%
Ludwig's WRAP-UP
In summary, "contact tracing" refers to the process of identifying and monitoring individuals who may have been exposed to an infectious disease. Ludwig AI indicates that this phrase is correct and widely used. It functions primarily as a noun phrase, and its main purpose is to describe a public health strategy for controlling the spread of diseases. The phrase is commonly found in scientific, news, and formal business contexts, with a formal and scientific register. Key sources that frequently use this term include Science Magazine, The Guardian, and The New York Times. For best practices, use "contact tracing" when specifically referring to the process of identifying and monitoring exposed individuals, avoiding its confusion with general disease surveillance.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
tracing close contacts
Specifies that the tracing is limited to close or immediate contacts.
tracking contacts
Focuses on the action of tracking rather than the overall process of identifying and managing contacts.
monitoring contacts
Emphasizes the ongoing observation of contacts after identification.
identifying contacts
Highlights the identification aspect of the process, omitting the follow-up.
case investigation
Emphasizes the detailed study of individual cases to understand transmission patterns.
disease surveillance
Refers to a broader public health activity, of which contact tracing is a part.
outbreak investigation
Refers to a more comprehensive investigation triggered by an outbreak, including contact tracing.
partner notification
Specifically used in the context of sexually transmitted infections.
source tracing
Focuses on finding the origin or source of an infection, contrasting with tracing its spread.
exposure assessment
Focuses on evaluating the level and extent of exposure to a disease or risk factor.
FAQs
How is "contact tracing" used in public health?
"Contact tracing" is used to identify individuals who may have been exposed to an infectious disease, allowing for timely testing, treatment, and isolation to prevent further spread.
What are some alternative terms for "contact tracing"?
While there isn't a direct synonym, related terms include "tracking contacts", "identifying contacts", and "monitoring contacts", each emphasizing different aspects of the process.
What information is typically collected during "contact tracing"?
Information collected during "contact tracing" usually includes the contact's name, contact information, dates of exposure, and the nature of the contact with the infected individual.
Why is "contact tracing" important in controlling disease outbreaks?
"Contact tracing" helps to quickly identify and isolate new cases, interrupt transmission chains, and prevent large-scale outbreaks by ensuring that exposed individuals receive timely medical attention and guidance.
Editing plus AI, all in one place.
Stop switching between tools. Your AI writing partner for everything—polishing proposals, crafting emails, finding the right tone.
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
83%
Authority and reliability
4.5/5
Expert rating
Real-world application tested