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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
cluster
Grammar usage guide and real-world examplesUSAGE SUMMARY
The word "cluster" is correct and usable in written English.
You can use it as a noun to refer to a group of similar things that are close together, or as a verb to refer to things that are arranged in a group. Example sentence: The cluster of trees in the park provided shade for the visitors.
✓ Grammatically correct
News & Media
Formal & Business
Science
Alternative expressions(11)
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
It's a view echoed by Laura Crossley, who coordinates a cluster of 18 museums and sites across north Norfolk all taking part in the late-night festival.
News & Media
On the evening of 31 August 1854, families living in a cluster of cramped, overcrowded houses in Soho, London, were struck by a horrific calamity.
News & Media
The outbreak in Bombali was reportedly linked to a cluster of cases in the Aberdeen fishing community in Freetown, and the WHO said efforts were under way to track more than 2,000 contacts associated with that cluster.
News & Media
Injuries cluster early in the season so pre-season training could help.
News & Media
Almaz-Antey said it had carried out the investigation as part of an appeal against its inclusion on sanctions lists, saying that the development of a new "cluster" near St Petersburg had become significantly more expensive now that equipment could no longer be purchased from suppliers it had previously planned to use.
News & Media
Samsung is close to completing its palatial glass box in San Jose, Amazon is planning to bestow Seattle with a cluster of jungle-filled biospheres, while Google is reviving the 1970s dream of sweeping the world beneath an undulating transparent tent.
News & Media
But SSC has ambitions plans, and it was the only software cluster invited to join the prime minister's trade visit to China last December.
News & Media
The leaders' reputations are converging – except Sturgeon Tracked over time, the leaders' reputations now cluster together, representing a significant drop for Farage – much less popular than his party – a small drop for Cameron, effective but uninspiring, and a small rise for Miliband, who surprised panelists (admittedly from a low bar).
News & Media
These would include a cluster of secondary schools in the country's poorest districts.
News & Media
At the other end of the spectrum, stripping my account to the bare minimum, and leaving me with little more than PBS, a cluster of local channels and a handful of news channels, would still cost me $153.13 a month.
News & Media
6pm: Dinner at A. Baker No single development has done more to invigorate Canberra's urban life than New Acton, a cluster of buildings sandwiched between the Australian National University and Lake Burley Griffin.
News & Media
Expert writing Tips
Best practice
When describing spatial arrangements, use "cluster" to indicate items are grouped closely together. For example, "The houses cluster around the town square."
Common error
Avoid using "cluster" when items are scattered or distributed widely. "Cluster" implies a close, concentrated grouping, not a random distribution.
Source & Trust
91%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The primary grammatical function of "cluster" is as a noun, referring to a group of similar things that are close together. It can also function as a verb, meaning to gather together in a group. Ludwig's examples illustrate both uses.
Frequent in
News & Media
45%
Science
25%
Formal & Business
15%
Less common in
Encyclopedias
5%
Wiki
5%
Reference
5%
Ludwig's WRAP-UP
In summary, the word "cluster" is a versatile term primarily used as a noun or verb to describe a grouping of items or entities in close proximity. As Ludwig AI confirms, its grammatical status is correct and the phrase is considered "Very common" across varied contexts, predominantly in News & Media and Scientific domains. When employing "cluster", ensure that the described items are indeed closely grouped, distinguishing it from more dispersed arrangements. For alternatives, consider terms like "group", "bunch", or "collection", depending on the specific nuances you wish to convey.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
group
A more general term for a collection of items or entities.
bunch
Implies a close gathering, often of similar items.
collection
Highlights the act of gathering items together.
assemblage
Suggests a formal gathering or collection.
aggregation
Focuses on the process of combining elements into a larger mass.
constellation
Refers to a group of stars or a figurative gathering of notable things.
clump
Implies a dense, often irregular grouping.
accumulation
Highlights the gradual gathering of something over time.
concentration
Suggests a high density of something in a particular area.
galaxy
A vast system of stars, gas, and dust, also used figuratively for large collections.
FAQs
How to use "cluster" in a sentence?
Use "cluster" as a noun to describe a group of things close together, like "a cluster of islands", or as a verb to describe things gathering together, such as "people cluster around a stage".
What can I say instead of "cluster"?
You can use alternatives like "group", "bunch", or "collection" depending on the context.
Which is correct, "cluster of" or "clustering of"?
"Cluster of" is generally used as a noun phrase, while "clustering of" emphasizes the process or action. For example, "a cluster of stars" versus "the clustering of data points".
What's the difference between "cluster" and "group"?
"Cluster" often implies a closer physical proximity or association than "group". A "group" can be more abstract or dispersed, while a "cluster" suggests a tighter arrangement.
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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
91%
Authority and reliability
4.5/5
Expert rating
Real-world application tested