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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
under surveillance
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase 'under surveillance' is correct and usable in written English.
You can use it to describe a situation in which someone or something is monitored or observed, usually for security purposes. For example, you could write: "The suspect was placed under surveillance by the police."
✓ Grammatically correct
News & Media
Science
Alternative expressions(20)
being checked
subject to control
under monitor
under the perspective
under audit
under maintenance
under focus
held in restraint
closely watched
held in check
under interrogation
under monitoring
under supervisory
under the connection
under the principle
under monitors
under the face
under the view
subject to review
under the viewpoint
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
I'm under surveillance.
News & Media
She was under surveillance.
News & Media
Monasteries are also under surveillance.
News & Media
They are under surveillance.
News & Media
Brothers placed under surveillance.
News & Media
"We're always under surveillance.
News & Media
I was under surveillance for years.
News & Media
Activists say they are kept under surveillance.
News & Media
But police had the gang under surveillance.
News & Media
Suspected collaborators are placed under surveillance.
News & Media
Both men were also kept under surveillance.
News & Media
Expert writing Tips
Best practice
When using "under surveillance", clearly state who or what is conducting the surveillance to provide context and avoid ambiguity.
Common error
Avoid using "under surveillance" loosely; it implies a focused, intentional observation. Using it for casual observation weakens the term's impact.
Source & Trust
89%
Authority and reliability
4.6/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "under surveillance" functions as a prepositional phrase that modifies a noun or pronoun. It indicates the state of being watched or monitored, typically by authorities or other entities, as supported by Ludwig AI.
Frequent in
News & Media
78%
Science
11%
Formal & Business
4%
Less common in
Academia
3%
Encyclopedias
2%
Wiki
2%
Ludwig's WRAP-UP
The phrase "under surveillance" is a common and grammatically correct prepositional phrase used to describe the state of being watched or monitored. Ludwig AI confirms its wide usage across various contexts, predominantly in news and media, but also in science and formal settings. Related phrases include "being monitored" and "under observation", each with slightly different connotations. When using "under surveillance", it's important to clearly identify the entity conducting the monitoring. Be mindful that the term implies intentional and focused observation, not just casual awareness.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
being monitored
Focuses on the act of monitoring rather than the state of being observed.
under observation
Implies a more passive form of watching, often for scientific or medical reasons.
being watched
A more general term that lacks the specific implication of scrutiny associated with "surveillance".
under scrutiny
Emphasizes critical examination, often in a negative context.
kept under watch
Highlights the continuous aspect of being observed.
subject to observation
A formal way of expressing that someone or something is being watched.
tracked
Focuses on following the movement of someone or something.
followed closely
Implies observation of movement or actions but with a personal focus.
on the radar
Suggests awareness and monitoring but not necessarily direct observation.
subject to monitoring
Highlights the process of monitoring rather than the condition of being under observation.
FAQs
How is "under surveillance" typically used in a sentence?
The phrase "under surveillance" is used to indicate that a person, place, or thing is being watched, usually because of suspicion or for security. For example, "The suspect was placed "under surveillance" by the police."
What are some alternatives to saying "under surveillance"?
Depending on the context, you could use alternatives like "being monitored", "under observation", or "being watched".
What's the difference between "under observation" and "under surveillance"?
"Under observation" generally implies a more passive form of watching, often for medical or scientific reasons, while "under surveillance" suggests a more active and intentional monitoring, usually for security or suspicion.
Is it appropriate to use "under surveillance" in formal writing?
Yes, "under surveillance" is appropriate for formal writing, especially in news reports, legal documents, and academic papers, as it clearly and accurately describes a specific type of monitoring.
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Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
89%
Authority and reliability
4.6/5
Expert rating
Real-world application tested