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
under close supervision
Grammar usage guide and real-world examplesUSAGE SUMMARY
"under close supervision" is correct and usable in written English.
You can use it when you need to describe a situation in which someone is being carefully monitored or directed. Example: The project had to be completed under close supervision.
✓ Grammatically correct
News & Media
Science
Academia
Alternative expressions(20)
under strict observation
under careful monitoring
with vigilant oversight
closely monitored
under tight control
closely guarded
within a controlled environment
under close scrutiny
under close control
under tight supervision
under close examination
under close inspection
under close monitoring
under closer supervision
under close surveillance
under tight surveillance
under close arrest
under close checking
under special supervision
under close guard
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
Whenever possible, she kept him under close supervision.
News & Media
As a result Greenland is under close supervision.
News & Media
The monkeys were under close supervision by the university veterinarians.
Science & Research
Balls are practically controlled substances, parceled out under close supervision by playground monitors.
News & Media
The civilians were not operating controls by themselves but were under close supervision of experienced sailors, said Lt. Cmdr.
News & Media
Only after a few years was he permitted, under close supervision, to cut the heads off some fish.
News & Media
Mr ElBaradei's argument is that it is better to let Iran continue limited work under close supervision.
News & Media
A spate of prison pictures from Texas shows men behind bars, at hard labor picking and transporting cotton and "relaxing" under close supervision by guards.
News & Media
Misc 57 had thought there might be a limited role for the troops in delivering ancillary materials, such as lighting-up oil, under close supervision.
News & Media
Navy officials have said that a second civilian, also under close supervision, held a wheel that helped guide the submarine's ascent.
News & Media
Each time she went back to school, she says she was made to sit by herself in silence, under close supervision, day after day.
News & Media
Expert writing Tips
Best practice
When using "under close supervision", ensure that the context clarifies who is providing the supervision and what aspects are being monitored. This provides clarity and avoids ambiguity.
Common error
Avoid using "under close supervision" when the situation only requires occasional monitoring. Overstating the level of oversight can create a false impression of control and attention.
Source & Trust
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "under close supervision" functions as a prepositional phrase that modifies a verb or noun, indicating the manner in which an action is performed or a state is maintained. Ludwig's analysis confirms its correct usage in various contexts.
Frequent in
News & Media
37%
Science
35%
Academia
10%
Less common in
Wiki
5%
Encyclopedias
2%
Formal & Business
1%
Ludwig's WRAP-UP
In summary, "under close supervision" is a commonly used prepositional phrase indicating that someone or something is being carefully monitored. Ludwig AI confirms its grammatical correctness and usability across various contexts, particularly in news, science, and academic writing. When using this phrase, clarity about who is supervising and what is being monitored is essential. While the phrase is versatile, avoid overstating the level of supervision when it is not truly "close". Alternatives like "under strict observation" or "with vigilant oversight" can be used to add nuance.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
under strict observation
Replaces "supervision" with "observation", emphasizing the act of watching more than guiding.
under careful monitoring
Substitutes "close supervision" with "careful monitoring", highlighting the attention to detail in the oversight.
with vigilant oversight
Uses "vigilant oversight" to suggest a proactive and watchful form of supervision.
closely monitored
Simplifies the structure by using a passive verb phrase instead of a prepositional phrase.
under tight control
Focuses on the aspect of control rather than the act of supervising.
under constant surveillance
Emphasizes continuous watching, often implying a security context.
closely guarded
Suggests protection and control, implying a potential threat.
under the watchful eye
Uses a more figurative expression to indicate careful observation.
subject to rigorous scrutiny
Highlights a thorough and critical examination, shifting the focus from direct oversight.
within a controlled environment
Shifts the focus to the setting where activities are managed, rather than the act of supervision itself.
FAQs
How can I use "under close supervision" in a sentence?
You can use "under close supervision" to describe situations where someone is being carefully monitored or directed, such as "The trainees completed the project "under close supervision" of a senior engineer".
What are some alternatives to "under close supervision"?
Alternatives include "under strict observation", "under careful monitoring", or "with vigilant oversight" depending on the specific nuance you want to convey.
When is it appropriate to use "under close supervision"?
It is appropriate when you want to emphasize that an activity is being carefully watched and guided, typically to ensure safety, accuracy, or compliance with regulations.
Is "under close supervision" formal or informal?
"Under close supervision" is generally considered neutral and can be used in both formal and informal contexts, though it is often found in professional and academic settings.
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
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested