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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
expound on that
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "expound on that" is correct and usable in written English.
It can be used when asking someone to elaborate or provide more details on a specific topic or statement. Example: "Could you expound on that point you made earlier about climate change?"
✓ Grammatically correct
News & Media
Science
Encyclopedias
Alternative expressions(4)
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
8 human-written examples
I still can't believe I didn't ask him to expound on that.
News & Media
It affects the group, I won't expound on that".
News & Media
"I didn't know his daddy was an ambassador, and to expound on that, I couldn't have cared less if I did".
News & Media
Citing the vague tag line that describes "Eraserhead" as "a dream of dark and troubling things," Christie asks Lynch: "Would you like to expound on that a little?" "No," the filmmaker replies immediately, shaking his head and smiling.
News & Media
The latter is a purely normative exercise that lies outside the economist's professional competence, tempting though it may be for many economists to expound on that issue as well.
News & Media
Greenblatt continued to expound on that approach in Shakespearean Negotiations: The Circulation of Social Energy in Renaissance England (1987)—in which he famously asserted his desire to "speak with the dead" authors he studied.
Encyclopedias
Human-verified similar examples from authoritative sources
Similar Expressions
49 human-written examples
But he sounded perfectly sincere expounding on that comment as he sat high above the stage of his London Palladium Theater, like a lord in the heavens of the upper balcony.
News & Media
The term "qualia" comes from the Latin word that asks "what sort" or "what kind," but the project expounds on that definition in order to explore how an autonomous entity feels pain, sees color or hears music, explains Diosi.
News & Media
Julia (9 25:26 PM): Tony Bennett's having a great night Julia (9 28 28 PM): I actually like Marcia's earrings, but the dress doesn't quite work Rachel (9 28 37 PM): We expounded on that at length in the pre-show red carpet liveblog.
News & Media
What he did not expound on is that the Mets do not necessarily see Reyes as the prototypical leadoff hitter.
News & Media
The International Anticounterfeiting Coalition gave from $5,000 to $10,000 to seven colleges to offer a course (created in part by a public relations firm) that expounded on the evil of fake goods.
News & Media
Expert writing Tips
Best practice
Use "expound on that" when you want someone to provide a detailed explanation or elaborate on a previously mentioned topic. It's suitable for formal discussions or when seeking in-depth understanding.
Common error
Avoid using "expound on that" in casual conversations where simpler phrases like "explain that" or "tell me more" would be more appropriate. This phrase can sound overly formal in everyday settings.
Source & Trust
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The primary grammatical function of "expound on that" is as a phrasal verb requesting further explanation or detail. As demonstrated in Ludwig, it prompts a speaker to elaborate on a previously mentioned topic, inviting them to provide a more comprehensive account.
Frequent in
News & Media
40%
Science
30%
Encyclopedias
10%
Less common in
Formal & Business
5%
Wiki
5%
Academia
5%
Ludwig's WRAP-UP
In summary, "expound on that" is a grammatically sound phrasal verb used to request detailed explanation or elaboration. While Ludwig AI confirms its correctness, its usage frequency is uncommon, appearing more often in News & Media and scientific contexts. For more casual settings, simpler alternatives like "explain that" or "tell me more" are more appropriate. Remember to use "expound on that" when you seek in-depth understanding and detailed information, especially in formal discussions. Related phrases include "elaborate on that", "expand on that", and "explain that further".
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
elaborate on that
Replaces "expound" with "elaborate", keeping the meaning of providing more detail.
expand on that
Uses "expand" instead of "expound", suggesting to broaden the discussion.
explain that further
Uses a more direct approach, asking for a clearer explanation.
go into more detail about that
Asks for a deeper dive into the specifics of the topic.
provide more context on that
Focuses on needing additional background information.
clarify that point
Asks for a clearer understanding of a specific point.
shed more light on that
Uses a metaphor to request more information.
offer further insights on that
Requests additional perspectives or understanding.
give a fuller account of that
Suggests a more complete explanation is needed.
talk more about that
A simpler, more casual way of asking for more information.
FAQs
What does "expound on that" mean?
"Expound on that" means to explain or present something in detail. It's often used when you want someone to elaborate on a particular point or idea.
How can I use "expound on that" in a sentence?
You might say, "Could you "expound on that" theory a bit more?" or "The professor "expounded on that" concept during the lecture."
What are some alternatives to "expound on that"?
Alternatives include "elaborate on that", "expand on that", or "explain that further". The best choice depends on the specific context and desired level of formality.
Is "expound on that" too formal for casual conversation?
Yes, "expound on that" can sound overly formal in casual settings. Simpler phrases like "tell me more about that" or "can you explain that?" are often more suitable for informal conversations.
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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
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested