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
concentrated off
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "concentrated off" is not correct and does not convey a clear meaning in written English.
It is unclear when this phrase could be used, as it lacks context and proper grammatical structure. Example: "The solution was concentrated off the main mixture." (This is an attempt to use it, but it still sounds awkward.)
⚠ May contain grammatical issues
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
6 human-written examples
> -wrap-foot> Gannets concentrated off Louisiana in the Deepwater Horizon pollution area (figure 1).
Science
They are concentrated off the twin beaches of Señoritas and Caballeros – literally "Ladies" and "Gentlemen", a hangover from the resort's 19th-century segregation of the sexes.
News & Media
System design is simplified, ancillary consumptions are reduced and, in view of oxygen as a by-product, high oxygen concentrated off gases are produced with lower energy request for possible O2 separation.
For a while it was concentrated off Yemen's western coast, close to Somalia, but now we are seeing a lot more piracy around the south, near the port of Aden.
News & Media
A flotilla of 26 Republic of Vietnam Navy and other vessels concentrated off Long Sơn Island southwest of Vung Tau with 30,000 sailors, their families, and other civilians on board.
Wiki
In addition, catches for crustaceans were highly concentrated off the Newfoundland-Labrador Shelf, bivalves on the Northeast U.S. Continental Shelf, cephalopods off the Patagonian Shelf, and echinoderms off the Humboldt Current (Fig. S1).
Science
Human-verified similar examples from authoritative sources
Similar Expressions
54 human-written examples
Babesiosis was thought to be concentrated on off-shore islands and in New London and Middlesex counties, said Dr. Magnarelli.
News & Media
Contreras did not have a good fastball in the bullpen -- it was three or four miles an hour slower than usual, he said -- and he concentrated on off-speed pitches.
News & Media
Once that's paid off, concentrate on paying off the next-highest-rate card, and so on.
News & Media
After both strikes, the fleet was to concentrate off the Dutch coast, where it would meet the Grand Fleet in battle.
Wiki
She compared concentrating off of Adderall to the feeling of "someone who used to be super thin and fit who gains a ton of weight and then tries to run a marathon.
News & Media
Expert writing Tips
Best practice
When describing a concentration or focus of something near a geographical feature, consider using more precise prepositions like "near", "along", or "by" to enhance clarity.
Common error
Avoid using "off" when you mean "near" or "by". Using "concentrated off" can lead to ambiguity. Specify location with alternatives like "near the coast" or "by the shore".
Source & Trust
82%
Authority and reliability
2.8/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "concentrated off" typically functions as a prepositional phrase attempting to indicate the location or focus of something in relation to a specific place. The usage, however, is questionable according to Ludwig AI, as it's not grammatically sound.
Frequent in
Science
40%
News & Media
40%
Wiki
20%
Less common in
Formal & Business
0%
Encyclopedias
0%
Social Media
0%
Ludwig's WRAP-UP
This analysis explores the phrase "concentrated off", revealing its function as a prepositional phrase used to denote location or focus, though its grammatical correctness is questionable. Ludwig AI deems it not grammatically sound, advising more precise alternatives. It appears across diverse contexts—science, news, and encyclopedias—suggesting a neutral register. While relatively uncommon, its intended purpose is clear: to describe spatial distribution or emphasis. For clarity and precision, consider alternatives like "focused near", "gathered by", or "clustered along", ensuring effective communication.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
focused off
This phrase is mostly related to optics, or when something is out of focus.
clustered off
This alternative emphasize a gathering in a specific direction.
gathered near
This alternative implies a collection in proximity to a location, without necessarily being directly offshore.
congregated by
This option denote a gathering or assembly near a specific point.
centered around
This phrase means the main topic or focus is near something.
accumulated near
This alternative means something has piled up or increased in quantity near a specific location.
grouped close to
This option suggests a collection arranged in proximity.
converged toward
This means that it moves from different directions to eventually meet.
collected by
This alternative emphasizes the act of something being brought together in proximity.
massed at
This option means that people have gathered.
FAQs
How can I rephrase "concentrated off" for clarity?
To improve clarity, replace "concentrated off" with phrases like "focused near", "gathered by", or "clustered along", depending on the specific context.
Is "concentrated off" grammatically correct?
While sometimes encountered, "concentrated off" is not considered grammatically sound. It's better to use alternatives like "concentrated near" or "focused on" for precision.
What's a better alternative to "concentrated off" in scientific writing?
In scientific writing, use more precise and formal phrases such as "localized at", "predominant in", or "found near" to maintain clarity and accuracy.
When describing populations, should I use "concentrated off"?
When talking about populations, avoid "concentrated off". Use phrases like "residing near", "located by", or "gathering around" to more accurately describe their distribution.
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
2.8/5
Expert rating
Real-world application tested