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 comprehend
Grammar usage guide and real-world examplesUSAGE SUMMARY
"thoroughly comprehend" is correct and usable in written English.
You can use it when you want to express that you fully understand something. For example, "I thoroughly comprehend the concept of interdependence."
✓ Grammatically correct
Science
News & Media
Academia
Alternative expressions(20)
fully understand
completely grasp
deeply understand
have a complete understanding
fathom completely
totally appreciate
get a handle on
really understand
necessarily understand
appreciate fully
fully grasp
certainly understanding
fuller grasp
thoroughly grasp
entirely understand
totally understand
comprehend completely
comprehensively grasp
fully capitalise
surely understand
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
2 human-written examples
One prim footnote reads: "We do not thoroughly comprehend the author's drift in the foregoing paragraph, but are inclined to think its tone reprehensible, and its tendency impolitic in the present stage of our national difficulties".
News & Media
Since the tire is the only element of the vehicle that contacts the icy road, it is crucial to thoroughly comprehend the friction mechanism at the tire ice interface for improved tires and safety systems for icy roads.
Science
Human-verified similar examples from authoritative sources
Similar Expressions
58 human-written examples
Taking into account the preliminary versions that each team produced, the country case studies were all read in their entirety several times, an essential process for thoroughly comprehending and analyzing their content.
Science
which Will help the student thoroughly to comprehend hira.
Academia
The classics of the time were to be memorized completely and comprehended thoroughly before being cited.
Wiki
"It is not permissible to quote a verse, or part of a verse, without thoroughly considering and comprehending everything that the Qur'an and Hadith relate about that point," the letter notes, undermining the group's legal theory.
News & Media
Their concern is that prolonged use of the internet with its smorgasbord of tantalising titbits of information is producing a generation of magpie minds, as users hop from one bright trinket to another, rarely focussing long enough on any one topic to comprehend it thoroughly.
News & Media
After he had heard [Aristotle's] Ethics many times, comprehending it so thoroughly that his teachers found him hard to cope with in disputation, he studied the Politics assiduously.…Indeed, it may be said of him that he was the first of the Signori who took up philosophy and had knowledge of the same.
Encyclopedias
In this serious-minded and meticulously detailed book, Brody is too forgiving of some of Godard's later, lesser work, but his urge to assess it thoroughly seems to spring from a heartfelt desire to comprehend this complicated and, by most accounts, thoroughly disagreeable man.
News & Media
By thoroughly explaining and documenting each step, it is easy for a person without prior experience to comprehend and follow this protocol rather than attempt to run or even develop it on his/her own.
I can comprehend that.
News & Media
Expert writing Tips
Best practice
Use "thoroughly comprehend" when you want to emphasize a complete and in-depth understanding of a complex topic or idea. It is appropriate for formal writing.
Common error
Avoid using "thoroughly comprehend" in casual conversation or informal writing. Simpler alternatives like "fully understand" or "get it" are often more appropriate.
Source & Trust
89%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "thoroughly comprehend" functions as an adverb-verb combination, where the adverb "thoroughly" modifies the verb "comprehend". As Ludwig AI points out, this highlights a complete and deep understanding. The examples show its use in formal contexts.
Frequent in
Science
33%
News & Media
33%
Academia
33%
Less common in
Formal & Business
0%
Encyclopedias
0%
Wiki
0%
Ludwig's WRAP-UP
The phrase "thoroughly comprehend" is a grammatically correct and usable expression indicating a complete and deep understanding, as confirmed by Ludwig AI. While relatively rare, it finds its place in formal and scientific contexts. When choosing whether to use the phrase, consider the level of formality required. In casual situations, simpler alternatives like "fully understand" may be more appropriate. However, in academic or technical writing, "thoroughly comprehend" emphasizes the depth of understanding you wish to convey.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
fully understand
Replaces "thoroughly comprehend" with a more common synonym emphasizing complete understanding.
understand comprehensively
Replaces "thoroughly" with its adverbial synonym, "comprehensively".
deeply understand
Emphasizes the depth of understanding, similar to "thoroughly".
completely grasp
Uses "grasp" instead of "comprehend", implying a firm understanding of the subject.
comprehend in full
Inverts the structure while maintaining the same core meaning.
have a complete understanding
Rephrases the verb-adverb combination into a noun phrase.
fathom completely
Uses "fathom" as a synonym for "comprehend", suggesting a deep understanding.
totally appreciate
Shifts the focus to appreciation as a form of deep understanding.
master completely
Indicates achieving a level of mastery through complete understanding.
get a handle on
An idiomatic expression implying gaining control through understanding.
FAQs
What does "thoroughly comprehend" mean?
The phrase "thoroughly comprehend" means to completely and deeply understand something. It implies a comprehensive grasp of the subject matter.
How can I use "thoroughly comprehend" in a sentence?
You can use "thoroughly comprehend" in sentences like, "Before making a decision, it's crucial to "fully understand" all the implications" or "The professor expected students to "completely grasp" the theories discussed in class".
What are some alternatives to "thoroughly comprehend"?
Alternatives include "fully understand", "completely grasp", or "deeply understand". The best choice depends on the context and desired level of formality.
Is "thoroughly comprehend" formal or informal?
"Thoroughly comprehend" is generally considered more formal than simpler alternatives like "get it" or "understand". It is suitable for academic, professional, or technical writing.
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
89%
Authority and reliability
4.1/5
Expert rating
Real-world application tested