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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
at which passage
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "at which passage" is correct and usable in written English.
It can be used when referring to a specific point or section in a text or document. Example: "The author provides a detailed analysis at which passage the main theme is introduced."
✓ Grammatically correct
Science
Wiki
News & Media
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
1 human-written examples
Taken together, it is hard to predict at which passage or number of cell divisions MSC are approaching either a replicative or stress-induced senescent state.
Science
Human-verified similar examples from authoritative sources
Similar Expressions
59 human-written examples
It all depends on which passage of the bible you are looking at.
Wiki
For this analysis, MP cultures were grown in the optimized conditions (C1 C3 C4 FN VN and CHR + FGF) through passage 6, at which point cultures were either passaged onto Matrigel or the defined matrix in the presence or absence of the soluble factors CHR and FGF.
Science
But if he did, the votes appear to be there for passage, at which point the bill would sail through the Senate and be signed by President Barack Obama, ending the shutdown.
News & Media
These primary chondrocytes, although grown in monolayer culture, still express type II collagen and aggrecan at the passage at which this experiment was performed.
They found that a successive switch process (i.e., "on" → off" → on", which we call the reentrance transition or twice switch) occurs with increasing the noise intensities, and a critical noise intensity exists at which the mean first passage time of the switch process is the largest.
Science
In their opinion, the narrow passage at which the optic nerve diameter shrinks to 1.5 mm is the area of hemodynamic turbulence that leads to thrombus formation, and the anatomic alterations that create an optic nerve bottleneck justify a surgical approach for treating central vein occlusion.
Therefore, the radioactive equilibrium condition of the soil gas can help to specify the locations at which the formation of passages along which the gas can ascend rapidly has occurred.
Science
Media was changed every 2 days for a total of 6 days, at which time colonies were passaged.
Science
Reading rate (fluency) is measured by timing the speed at which a student finishes a passage, for text levels 14 and above.
No specific information is reported in the existing literature regarding the cell passage number at which cell lines were processed for microarray analysis.
Science
Expert writing Tips
Best practice
When using "at which passage", ensure the context clearly defines the passage you are referencing. Clarity is key for precise communication.
Common error
Avoid using "at which passage" in casual or informal writing. Simpler alternatives like "where" or "in which part" are often more appropriate.
Source & Trust
88%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "at which passage" functions as a prepositional phrase introducing a relative clause. It specifies a particular point or section within a text, providing context or reference for further discussion or analysis. As Ludwig AI points out, its usage indicates a desire for precision.
Frequent in
Science
30%
News & Media
25%
Wiki
20%
Less common in
Formal & Business
15%
Encyclopedias
5%
Reference
5%
Ludwig's WRAP-UP
In summary, the phrase "at which passage" serves to pinpoint specific sections within a text, predominantly in formal and scientific contexts. As Ludwig AI confirms, its grammatical structure is correct, although its usage is relatively rare. Simpler alternatives exist for informal writing, such as "in which section". While the phrase adds a layer of precision, it's crucial to ensure its appropriateness for the intended audience and context. The best practice is to consider clearer and more common phrasing options when communicating outside formal settings.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
in what section
Replaces "at which passage" with a more direct question about the section of text.
at what point in the text
Specifies that the reference is to a location within a text.
concerning which specific section
Emphasizes precision using "specific section", increasing clarity.
in which part of the excerpt
Uses "excerpt" for a smaller portion of text, slightly altering the scope.
at which point in the writing
Substituting 'passage' with 'writing' maintains similar meaning but offers broader application.
in which segment of the selection
Focuses on a particular 'segment' within the broader 'selection'.
where in the reading
More informal, replacing "passage" with "reading".
in what area of the selection
Replaces passage with selection, denoting a specific part that was chosen.
regarding which text segment
More formal; segment specifies a defined piece of text.
concerning which portion of the material
Very formal and indirect, adding a layer of abstraction.
FAQs
How can I use "at which passage" in a sentence?
Use "at which passage" to specify a particular section or excerpt in a text. For example, "The author elaborates on this point at which passage the theme becomes clear.".
What's a simpler way to say "at which passage"?
You can use simpler alternatives like "in which section" or "where in the text". These alternatives may be more suitable for less formal writing.
In what contexts is "at which passage" most appropriate?
"At which passage" is most suitable for formal or academic writing where precision and specificity are important. Other contexts may benefit from simpler phrasing.
Is "at what passage" a correct alternative to "at which passage"?
While understandable, "at what passage" is less formal and grammatically conventional than "at which passage". For formal writing, stick with "at which passage".
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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
4.1/5
Expert rating
Real-world application tested