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
is expanded upon
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "is expanded upon" is correct and usable in written English.
It can be used when discussing a topic that is elaborated or detailed further in a text or conversation. Example: "The concept of sustainability is expanded upon in the following chapters, providing a deeper understanding of its implications."
✓ Grammatically correct
Science
News & Media
Wiki
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
17 human-written examples
This theme is expanded upon in Thomas's new memoir, "My Grandfather's Son" (Harper; $26.95).
News & Media
The age rating is expanded upon by descriptors on the back of the box for Language, Drugs, Fear, Sex, Violence, Gambling and Discrimination.
News & Media
This kind of rebellion also crops up, and is expanded upon, in "Longbourn," leading Sarah to reflect that "no one should have to deal with another person's dirty linen".
News & Media
The color and youthful inclusiveness of "Regarding Amy" is expanded upon in a crowded Be-In of a show -- three shows, really -- organized by Daniel Reich, John Connelly and Scott Hug, editor of K48 magazine, at D'Amelio Terras on West 22nd Street (review, page 33).
News & Media
This approach to constitutive construction, previously proposed by the authors, is expanded upon in this paper to include anisotropic materials.
One of the central controversies underlying discussions on designing organizations for safety, i.e. the relationship between autonomy and safety, is expanded upon in order to deepend the understanding of different design strategies within the framework of uncertainty management.
Science
Human-verified similar examples from authoritative sources
Similar Expressions
42 human-written examples
Twitter is expanding upon its live-streaming plans yet again.
News & Media
Motifs in horizontal lifts and kneeling positions are set out, to be expanded upon.
News & Media
These theories have been expanded upon and refined by geographers, economists, and regional scientists.
Encyclopedias
The solo, like a musical theme, contains the basic movements that will be expanded upon in other sections.
News & Media
The show's drawings and paintings are expanded upon, contextualized and occasionally upstaged by its less conventional elements.
News & Media
Expert writing Tips
Best practice
Use "is expanded upon" to clearly signal that a topic will be explored in more depth later in the text. This helps manage reader expectations and maintain clarity.
Common error
Avoid overuse of the passive voice, including phrases like "is expanded upon", as it can make writing sound weak or indirect. Consider rephrasing in the active voice when appropriate for a more direct and engaging style.
Source & Trust
83%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "is expanded upon" functions as a passive verb phrase, indicating that a particular topic, idea, or concept receives further development, detail, or explanation. As seen in the Ludwig examples, it signals that more information will be provided later. Ludwig AI confirm that phrase is correct.
Frequent in
Science
31%
News & Media
31%
Wiki
19%
Less common in
Encyclopedias
6%
Formal & Business
6%
Social Media
0%
Ludwig's WRAP-UP
In summary, the phrase "is expanded upon" serves as a linguistic signpost, alerting readers or listeners that a particular topic is about to receive a more thorough treatment. Ludwig AI confirms that the phrase is grammatically correct and widely used. Its frequency across diverse sources, including scientific journals, news outlets, and wikis, attests to its versatility. While perfectly acceptable, writers should avoid overusing the passive voice and consider active alternatives for a more dynamic style. Remember to utilize this phrase to signal further elaboration and provide a clear roadmap for your audience.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
is elaborated on
Changes the preposition to "on", offering a slightly more concise alternative with similar meaning.
is developed further
Replaces "expanded upon" with "developed further", emphasizing the progression and advancement of the topic.
is explored in greater detail
Emphasizes a deeper investigation or examination of the topic.
is treated more extensively
Highlights a more comprehensive and thorough discussion of the subject.
is discussed at length
Focuses on the duration and thoroughness of the discussion.
is given more attention
Highlights the increased focus and consideration given to the subject.
is built upon
Suggests that the topic serves as a foundation for further development.
is augmented with details
Indicates that the topic is supplemented with additional specifics.
is amplified
Uses a more concise term to convey the idea of increasing the scope or intensity of the topic.
is supplemented by
Highlights that topic receives additional or extra information for comprehensive understanding.
FAQs
How can I rephrase "is expanded upon" to sound more active?
Instead of using the passive voice "is expanded upon", try active constructions like "the author expands upon", "the text elaborates on", or "we will explore further". These options make your writing more direct and engaging.
What's the difference between "is expanded upon" and "is elaborated on"?
The phrases "is expanded upon" and "is elaborated on" are largely interchangeable and share a similar meaning, referring to the further development of a topic. The choice often comes down to personal preference or stylistic considerations.
When is it best to use "is expanded upon" in academic writing?
In academic writing, "is expanded upon" is useful for indicating that a concept or theory will be developed in greater detail. It sets expectations for the reader and provides a roadmap for the argument or analysis.
Are there any contexts where using "is expanded upon" would be inappropriate?
While grammatically correct, "is expanded upon" might sound somewhat formal for casual conversation. In informal settings, consider using simpler alternatives like "we'll talk more about that" or "I'll explain that later".
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
83%
Authority and reliability
4.5/5
Expert rating
Real-world application tested