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
was monitored
Grammar usage guide and real-world examplesUSAGE SUMMARY
"was monitored" is correct and usable in written English.
You can use it when referring to the act of being watched or observed. For example, "The construction site was monitored by a team of experts."
✓ Grammatically correct
Science
News & Media
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
His breathing was monitored.
News & Media
Patient D was monitored closely.
News & Media
Mrs. Buck's mail was monitored.
News & Media
His heartbeat was monitored by a machine.
News & Media
Aswany assumed that his phone was monitored.
News & Media
OD600 was monitored simultaneously.
Science
Survival was monitored for 1w.
Science
OD600 (diamonds) was monitored simultaneously.
Science
was monitored at 265 nm.
Science
Colouring was monitored ad oculos.
Science
Only bacteria grazing was monitored.
Expert writing Tips
Best practice
Consider using more specific verbs (e.g., tracked, observed, supervised) if the context requires a more precise description of the monitoring activity.
Common error
Avoid using "was monitored" excessively in your writing. While grammatically correct, overuse can make your writing sound passive and less engaging. Instead, consider rewriting the sentence in the active voice to emphasize who or what is doing the monitoring.
Source & Trust
82%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "was monitored" functions as a passive verb phrase, indicating that the subject received the action of being observed or tracked. As supported by Ludwig AI, this usage aligns with standard English grammar.
Frequent in
Science
60%
News & Media
30%
Formal & Business
5%
Less common in
Wiki
3%
Encyclopedias
1%
Reference
1%
Ludwig's WRAP-UP
In summary, "was monitored" is a grammatically sound and frequently used passive verb phrase that communicates observation or tracking. As confirmed by Ludwig AI, it commonly appears in scientific and news contexts, with neutral to formal register. While versatile, writers should be mindful of overuse and consider active voice constructions where appropriate. The phrase is supported by various authoritative sources, affirming its wide acceptance in English writing.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
was observed
This focuses on visual or factual noting of something without necessarily implying active oversight.
was supervised
This implies a higher level of control and management than simple monitoring.
was tracked
This suggests following something's progress or movement over time.
was watched
This indicates a direct and potentially continuous form of observation.
was overseen
This implies a responsibility for the correct functioning or execution of something.
was checked
This suggests a verification process to ensure standards are met.
was inspected
This emphasizes a formal or official examination.
was examined
This indicates a detailed and thorough investigation.
was assessed
This focuses on evaluating the quality or value of something.
was regulated
This implies control and adherence to a set of rules or guidelines.
FAQs
How can I use "was monitored" in a sentence?
You can use "was monitored" to describe a situation where someone or something was observed or tracked over a period. For example, "The patient's heart rate "was monitored" closely by the nurses".
What are some alternatives to "was monitored"?
Depending on the context, you can use alternatives like "was observed", "was supervised", or "was tracked".
Is it better to use active or passive voice with "monitor"?
While "was monitored" (passive) is correct, using the active voice can often make your writing more direct. For instance, instead of "The experiment "was monitored" by the scientists", you could say "The scientists monitored the experiment."
What is the difference between "was monitored" and "is monitored"?
"Was monitored" indicates that the monitoring occurred in the past, while "is monitored" indicates that the monitoring is currently happening or is a regular practice. For example, "The patient's progress "was monitored" last week", versus "The patient's progress "is monitored" daily".
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
82%
Authority and reliability
4.5/5
Expert rating
Real-world application tested