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
formation in which
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "formation in which" is correct and usable in written English.
It can be used to describe a specific arrangement or structure within a particular context or system. Example: "The research focused on the formation in which the molecules interact to create new compounds."
✓ Grammatically correct
News & Media
Science
Academia
Encyclopedias
Wiki
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
60 human-written examples
Such information can be derived from samples obtained by drilling into the rock formation in which the coal occurs.
Encyclopedias
I introduce a model of contagion with endogenous network formation in which a government intervenes to stop contagion.
Academia
According to national high-school rules, the scrimmage kick is the only formation in which every offensive player is eligible to catch the ball.
News & Media
Hackett's job was to help facilitate a transition from a running-oriented tailback formation, in which Dorsett thrived, to a pass-oriented split backfield, which suited Walker.
News & Media
The bunch formation, in which kicking teams gather players close to the kicker to form a wall for onside kick attempts, is also gone.
News & Media
The play gains much from the Old Vic's new in-the-round formation in which every facial and design detail is visible.
News & Media
The institution's formation, in which Ansari was heavily involved, was based on nationalist rejection of British colonial rule.
Encyclopedias
Nodule, rounded mineral concretion that is distinct from, and may be separated from, the formation in which it occurs.
Encyclopedias
The Raiders and the Buccaneers each like to use a formation in which their backfield is empty, with no running backs and five receivers at the line of scrimmage.
News & Media
Often exploiting an offensive formation in which the linemen set up a few feet apart, Demps and Rainey spearheaded a 265-yard night on the ground for the Gators.
News & Media
Barcelona were playing a revolutionary not-really-any-formation-at-all formation in which they appeared to have no left-back and two centre-backs standing all alone while Alves screeched about the pitch.
News & Media
Expert writing Tips
Best practice
When using "formation in which", ensure that the structure or arrangement is clearly defined and relevant to the overall context. Clarity is key to avoid ambiguity.
Common error
Avoid using "formation in which" repeatedly in long, convoluted sentences. Simplify your writing by breaking down complex ideas into shorter, more digestible sentences.
Source & Trust
81%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "formation in which" functions as a prepositional phrase, often introducing a relative clause that describes or specifies the structure, arrangement, or configuration within a particular context. As Ludwig AI explains, it is a grammatical and usable phrase.
Frequent in
Science
39%
News & Media
37%
Academia
12%
Less common in
Encyclopedias
5%
Wiki
5%
Formal & Business
2%
Ludwig's WRAP-UP
In summary, "formation in which" is a grammatically sound and frequently used phrase across various domains. As Ludwig AI confirms, its purpose is to define a specific arrangement or structure within a context. It appears most often in scientific and news-related sources. When writing, ensure the context is clear to avoid ambiguity. Remember to consider alternative phrasing for improved clarity and conciseness. While generally accepted, overuse in overly complicated constructions might make the writing less effective. Based on high authoritative sources, you can confidently use it.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
structure where
Changes the preposition and noun to indicate a place where something is organized.
arrangement that includes
Emphasizes the composition or layout featuring specific elements.
system under which
Focuses on the procedural or regulatory framework in a particular setting.
configuration where
Highlights the specific spatial arrangement or layout.
model wherein
Indicates a theoretical framework or representation in which something exists or operates.
setting within which
Describes the broader environment or context where something is situated.
environment characterized by
Highlights key features or attributes of the surrounding conditions.
framework that involves
Focuses on the structure and processes incorporated into a specific method.
context featuring
Changes the noun and adds another verb to highlight the setting and its key aspects.
scenario that presents
Shifts the focus to a hypothetical or projected situation in which something unfolds.
FAQs
How can I use "formation in which" in a sentence?
You can use "formation in which" to describe a particular structure or arrangement within a specific context. For instance, "The study examined the crystal "formation in which" the molecules aligned in a unique pattern."
What are some alternatives to "formation in which"?
Some alternatives include phrases like "structure where", "arrangement that includes", or "system under which" depending on the specific context.
Is it more formal to use "formation in which" or are there more professional alternatives?
The phrase "formation in which" is suitable for many formal and professional settings. However, for more concise alternatives, consider using "configuration where" or "model wherein" in appropriate contexts.
What's the difference between "formation in which" and "structure where"?
"Formation in which" generally refers to the act or process of something being formed with a specific arrangement, whereas "structure where" refers to the existing framework or organization. The choice depends on whether you are emphasizing the process or the state.
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
81%
Authority and reliability
4.5/5
Expert rating
Real-world application tested