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
delineated about
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "delineated about" is not correct and does not convey a clear meaning in written English.
It is unclear and may confuse readers, as "delineated" typically refers to outlining or describing something, while "about" does not fit well in this context. Example: "The boundaries of the project were delineated about the main objectives."
⚠ May contain grammatical issues
News & Media
Science
Encyclopedias
Alternative expressions(1)
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
1 human-written examples
There aren't many bisexual characters on TV these days -- networks seem very delineated about the labels applied to each role.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
58 human-written examples
VOIs (2 3) were carefully drawn by hand in each layer; VOIs (4 5) were delineated randomly in about 30% of all layers by threshold ROI selection tool in the outer part of the parenchyma.
Science
In the early postoperative period (first 14 days), thin-walled or poorly delineated fluid collections are seen in about 28.5% of the cases, usually in the surgical bed and near the anastomoses (Fig. 10 a) [2, 4, 16].
Science
27– 45 While the exact mechanism by which certain genes can confer an increased susceptibility to ARF has not been delineated, there are theories about the roles played.
Science
In addition, after a TSS is determined for a transcriptional unit, the promoter can be delineated, which gives clues about gene regulation [ 8, 9].
Science
It was not possible to identify a keyword or set of keywords which produced a clearly delineated set of papers about individualisation, which indicated a lack of conceptual clarity or maturity of the literature which constrains the possibility of conducting a systematic review of individualisation of drug treatments, and no existing systematic reviews of the topic were identified.
Science
While the cell-intrinsic pathways governing beige adipocyte development and phenotype have been increasingly delineated, comparatively little is known about how beige adipocytes interact with other cell types in fat.
Science
The survival benefits of colon cancer surveillance programs are well delineated, but less is known about the magnitude of false positive testing.
Science
These are posed frontally, have circular faces with clumsily delineated features, and may date from about the 10th century.
Encyclopedias
Since there are cases of multiple studies in the same area or data representing sub-basins, 211 selected basins were delineated with an area ranging from about 2.5 × 100 to 6.5 × 106 km2.
"One of the great advances last year has been the introduction of object tracking in relation to the analysis of data from mobile eye trackers," says iMotions' Farnsworth, referring to the process by which specific visual features can be delineated from a scene, and information about how that particular feature is attended to can then be recorded.
News & Media
Expert writing Tips
Best practice
Avoid using the phrase "delineated about" in formal writing; it is grammatically unconventional. Opt for clearer alternatives like "delineated regarding" or "outlined in relation to" to ensure clarity and precision.
Common error
A common mistake is pairing "delineated" with "about", creating a grammatically unsound phrase. Instead, consider using "delineated regarding" or "delineated in relation to". Ensure the preposition accurately reflects the relationship you intend to convey.
Source & Trust
82%
Authority and reliability
1.8/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "delineated about" functions as a past participle verb followed by a preposition. Ludwig AI indicates this combination is grammatically questionable, as "delineated" typically requires a more specific preposition or direct object to convey its meaning effectively.
Frequent in
Science
30%
News & Media
30%
Encyclopedias
15%
Less common in
Formal & Business
10%
Reference
5%
Wiki
0%
Ludwig's WRAP-UP
In summary, while the phrase "delineated about" appears in various sources, Ludwig AI marks it as grammatically incorrect. The intended meaning—to describe something clearly outlined—is compromised by the unconventional phrasing. For clearer and more grammatically sound alternatives, consider using phrases like "delineated regarding", "outlined concerning", or "defined with respect to", depending on the context. These alternatives ensure better clarity and are more suitable for formal writing, maintaining the intended level of professionalism.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
delineated regarding
Replaces "about" with "regarding" to provide a more grammatically sound prepositional connection.
delineated in relation to
Uses "in relation to" for a clearer indication of the context or subject being defined.
outlined concerning
Substitutes "delineated" with "outlined" and "about" with "concerning" for improved clarity.
defined with respect to
Employs "defined" to replace "delineated" and uses "with respect to" to specify the aspect being defined.
described concerning
Uses "described" instead of "delineated" and "concerning" in place of "about" for better grammatical flow.
specified regarding
Replaces "delineated" with "specified" and maintains "regarding" to indicate what is being specified.
clarified concerning
Substitutes "delineated" with "clarified" and uses "concerning" to show what is being made clearer.
explained regarding
Uses "explained" instead of "delineated", paired with "regarding" to indicate the subject of explanation.
detailed concerning
Replaces "delineated" with "detailed" and uses "concerning" to specify the topic being detailed.
presented with respect to
Substitutes "delineated" with "presented", using "with respect to" for a formal tone about the presentation's focus.
FAQs
How can I correctly use "delineated" in a sentence?
Use "delineated" to mean clearly defined or described. For example, "The project's goals were clearly delineated in the proposal." Avoid incorrect pairings such as "delineated about"; instead, use alternatives like "delineated regarding".
What's a good alternative to the phrase "delineated about"?
Since "delineated about" is grammatically incorrect, consider using phrases like "outlined regarding" or "defined with respect to" depending on the context.
Is "delineated about" considered grammatically correct in English?
No, "delineated about" is not considered grammatically correct. The verb "delineate" typically requires a different preposition or a more direct object. Using phrases like "delineated in relation to" is more appropriate.
Can I use "delineated on" instead of "delineated about"?
While "delineated on" might be suitable in specific contexts (e.g., "The border was delineated on the map"), it doesn't universally replace the need for a correct phrase. Alternatives like "specified regarding" are often more appropriate depending on the intended meaning.
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
82%
Authority and reliability
1.8/5
Expert rating
Real-world application tested