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
thoroughly researched
Grammar usage guide and real-world examplesUSAGE SUMMARY
"thoroughly researched" is a correct and usable phrase in written English.
It can be used to denote the action of researching something in depth or to a great degree. For example: "The author had conducted a thoroughly researched investigation into the impact of deforestation on bird habitats."
✓ Grammatically correct
News & Media
Science
Academia
Alternative expressions(20)
extensively investigated
deeply analyzed
in-depth analysis
well-documented
meticulously examined
scientifically validated
thoroughly reviewed
thoroughly studied
closely researched
thoroughly evaluated
thoroughly considered
thoroughly checked
exhaustively researched
very academic
highly academic
very interdisciplinary
receives academic
sources heavy
sources laden
extremely scholarly
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
59 human-written examples
Very thoroughly researched.
News & Media
Thoroughly researched, powerfully written, intense and passionate.
News & Media
Has the market been thoroughly researched?
News & Media
After all, the area had been thoroughly researched decades ago.
News & Media
Either way, it's clever, thoroughly researched and an engrossing read.
News & Media
The book is witty but also feels thoroughly researched.
News & Media
Greening Berlin is interesting, informative, well-structured, thoroughly researched.
As a book it is thoroughly researched, carefully written and entirely plausible.
News & Media
Have you thoroughly researched the holdings of the St . Johns Countycourthouse there at St. Augustine?
News & Media
Presidential Courage" is thoroughly researched in both published and unpublished sources.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
1 human-written examples
When he was tapped to decorate the White House, Smith thoroughly researched the legendary home.
News & Media
Expert writing Tips
Best practice
When using the phrase "thoroughly researched", ensure that the evidence presented aligns with the claim, demonstrating a clear link between research and conclusions.
Common error
Avoid claiming something is "thoroughly researched" if only superficial research has been conducted. Maintain credibility by accurately representing the depth of investigation.
Source & Trust
85%
Authority and reliability
4.6/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "thoroughly researched" functions primarily as an adjective phrase. It modifies a noun, indicating that the noun (e.g., report, study, analysis) has undergone a detailed and extensive investigation. According to Ludwig AI, this phrase follows standard grammatical rules.
Frequent in
News & Media
36%
Academia
31%
Science
27%
Less common in
Wiki
4%
Formal & Business
2%
Reference
0%
Ludwig's WRAP-UP
The phrase "thoroughly researched" is a common and grammatically correct way to describe something that has been investigated in detail. As Ludwig AI confirms, it adheres to standard English grammar and is widely used across various domains. Predominantly found in News & Media, Academia, and Science, this adjective phrase conveys credibility and is often used to assure the audience of the validity and reliability of information. While alternatives like "extensively investigated" or "deeply analyzed" exist, the choice depends on the specific nuance you wish to convey. When using "thoroughly researched", ensure that your claims are well-supported by evidence and that you accurately represent the depth of your research.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
extensively investigated
Focuses more on the breadth of the investigation rather than the depth or care taken.
carefully investigated
Emphasizes the caution and diligence applied during the research.
deeply analyzed
Emphasizes the analytical aspect of the research, suggesting a close examination of the subject.
in-depth analysis
Highlights the detail-oriented nature of the study, focusing on deeper understanding.
comprehensively studied
Implies a complete and all-encompassing approach to the subject matter.
well-documented
Implies that the research is supported by thorough records and evidence.
meticulously examined
Highlights the precision and attention to detail in the examination process.
exhaustively scrutinized
Implies a very thorough and detailed inspection, leaving no stone unturned.
rigorously explored
Suggests a strict and methodical approach to uncovering information.
scientifically validated
Suggests that the research has undergone scientific testing and verification.
FAQs
How can I use "thoroughly researched" in a sentence?
You can use "thoroughly researched" to describe a topic, report, or analysis that has been investigated in detail. For example: "This is a "thoroughly researched" article on the effects of climate change."
What are some synonyms for "thoroughly researched"?
Alternatives to "thoroughly researched" include "extensively investigated", "deeply analyzed", or "comprehensively studied", depending on the specific context.
What does it mean for something to be "thoroughly researched"?
When something is described as "thoroughly researched", it means that the subject has been investigated in great detail, using credible sources and reliable methodologies.
Is it better to say "well-researched" or "thoroughly researched"?
"Well-researched" and "thoroughly researched" are similar, but "thoroughly researched" emphasizes a more in-depth and exhaustive investigation. Choose ""thoroughly researched"" if you want to highlight the depth of the investigation.
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
85%
Authority and reliability
4.6/5
Expert rating
Real-world application tested