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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
comprehend on
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "comprehend on" is not correct and not usable in written English.
The correct usage would typically involve "comprehend" without the preposition "on." Example: "I find it difficult to comprehend the complexities of this theory."
⚠ May contain grammatical issues
News & Media
Science
Academia
Alternative expressions(3)
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
10 human-written examples
We will go from a world that we understand by experiencing it on an individual level, to one we comprehend on a more universal level.
News & Media
"This number would comprehend, on an average, the Letters of about 16 persons annually".
News & Media
These are issues we may never fully comprehend on this side of eternity.
News & Media
Or the math that may redefine our perceptions in ways that we literally cannot comprehend on a macro level?
News & Media
And I'm sad about that, because I desperately want to know, to comprehend on a deeper level what is going on right now.
Academia
Yet the 86 Scarsdale students have strived to comprehend on both intellectual and gut levels what it took for the Little Rock teenagers to brave hatred and potential violence to attend school, primarily by recreating the experience in films.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
50 human-written examples
But even without the philosophy one sees the painting, one hears the orchestra and it is immediately felt and comprehended on an emotional rather than an intellectual level.
News & Media
Ueda argues that both the ego of the Cartesian cogito, as well as the non-ego (Sanskrit: anātman; Japanese: muga) of Buddhism, must ultimately be comprehended on the basis of an understanding of the self as a repeated movement through a radical self-negation to a genuine self-affirmation.
Science
Cannot comprehend why, urged on by an unsavoury female, he confesses.
News & Media
One is to lack empathy, to fail to comprehend and take on something of the burden of suffering, both that which is directly expressed and that which is projected and given to us to experience.
News & Media
The company announced the service, called Amazon Comprehend Medical, on Tuesday, shortly after The Wall Street Journal reported on it.
News & Media
Expert writing Tips
Best practice
Instead of using the phrase "comprehend on", use the verb "comprehend" directly followed by the object of understanding. For example, "comprehend the concept" is grammatically correct and clear.
Common error
Avoid adding unnecessary prepositions like "on" after "comprehend". The verb already implies a thorough understanding, so adding "on" is usually redundant and grammatically incorrect. Stick to "comprehend" followed by the direct object.
Source & Trust
88%
Authority and reliability
1.8/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "comprehend on" is typically intended to function as a verb phrase, where "comprehend" aims to denote understanding and "on" is likely intended to specify the subject of understanding. However, Ludwig AI identifies the phrase as incorrect and suggests avoiding this construction.
Frequent in
News & Media
30%
Science
30%
Academia
30%
Less common in
Formal & Business
0%
Encyclopedias
0%
Wiki
0%
Ludwig's WRAP-UP
The phrase "comprehend on" is an interesting case of potentially incorrect English usage. While some sources include it, Ludwig AI identifies it as grammatically incorrect. Instead, it's recommended to use "comprehend" directly followed by the object of understanding. If you're aiming to express that understanding is based on something, consider rephrasing using alternatives like "understand based on" or "grasp based on". Despite its presence in diverse sources, adhering to standard grammatical practices ensures clarity and precision in writing. Be mindful of unnecessary prepositions after "comprehend" to maintain accuracy.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
understand based on
Replaces "comprehend" with "understand" and retains "on" but changes the overall structure to 'based on'.
understand regarding
Uses "understand" as a substitute and alters the preposition to "regarding" to indicate the subject of understanding.
understand in relation to
Replaces "comprehend" with "understand" and uses "in relation to" to specify the context of understanding.
understand concerning
Substitutes "comprehend" with "understand" and changes the preposition to "concerning" to denote the topic being understood.
grasp based on
Uses "grasp" instead of "comprehend" and retains "on" but changes the overall structure to 'based on'.
grasp with respect to
Replaces "comprehend" with "grasp" and uses "with respect to" to define the aspect being understood.
comprehend in terms of
Retains "comprehend" but uses "in terms of" to denote the framework for understanding.
comprehend with regard to
Keeps "comprehend" and uses "with regard to" to specify the aspect being understood.
understand fully
Replaces the entire phrase with "understand fully" to express a complete understanding without specifying "on".
completely comprehend
Switches the order of the phrase while also changing to synonym for understand.
FAQs
Is it grammatically correct to say "comprehend on"?
According to Ludwig, the phrase "comprehend on" is grammatically incorrect. It's better to use "comprehend" followed directly by the object you're trying to understand. For example, use "comprehend the concept" instead.
What's a better way to phrase "comprehend on" in a sentence?
Instead of "comprehend on", you can use alternatives like "understand based on", "grasp based on", or simply use "comprehend" without the preposition.
What does it mean to "comprehend something"?
To "comprehend" something means to fully understand it. It implies a thorough grasp of the subject matter, so the use of prepositions such as "on" is incorrect.
How do I avoid using "comprehend on" in my writing?
Focus on using "comprehend" as a transitive verb, directly followed by the object of your understanding. For example, instead of saying "I need to comprehend on this matter", say "I need to comprehend this matter".
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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
88%
Authority and reliability
1.8/5
Expert rating
Real-world application tested