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
a large fraction of
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "a large fraction of" is correct and usable in written English.
It can be used when discussing a significant portion or percentage of a whole in various contexts, such as statistics, research, or general observations. Example: "A large fraction of the participants reported feeling satisfied with the program."
✓ Grammatically correct
News & Media
Science
Encyclopedias
Alternative expressions(20)
a significant portion of
a considerable part of
a substantial segment of
a large percentage of
Most of
a sizable amount of
a good proportion of
a major share of
the greater part of
a notable percentage of
a considerable amount of
a large proportion of
a large part of
a large amount of
a large share of
a large section of
a considerable fraction of
a major fraction of
a huge fraction of
a sizeable fraction of
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
"A large fraction of the Japanese population eats it every day for breakfast".
News & Media
But Brown still proposes to devote a large fraction of national income to public purposes.
News & Media
At different times, a large fraction of the warheads either obviously or potentially would not work".
News & Media
"By 1981, we knew a large fraction of the strategic intelligence, the big questions".
News & Media
Of course, a large fraction of my life has now past.
News & Media
A large fraction of those deaths must be blamed on Stalin.
News & Media
But why would ISIS throw away a large fraction of its fighting force there?
News & Media
Well, you might say, but farmers don't buy a large fraction of farm output, whereas homeowners buy a large fraction of overall US output.
News & Media
In the case of V 391 Pegasi, that explosion sent a large fraction of the star's mass flying outward.
News & Media
A large fraction of this land is in windy coastland areas suitable for the development of wind energy.
News & Media
A large fraction of the carbon dioxide emitted in burning fossil fuels stays in the air many centuries.
News & Media
Expert writing Tips
Best practice
When using "a large fraction of", ensure the context clearly defines the whole being referred to. This helps avoid ambiguity and ensures the reader understands the magnitude being discussed.
Common error
Avoid using "a large fraction of" without specifying what the fraction relates to. Without context, the phrase becomes vague and loses its impact. Be precise about what constitutes the whole.
Source & Trust
87%
Authority and reliability
4.6/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "a large fraction of" functions as a determiner phrase, modifying a noun to indicate a significant portion or share of something. As confirmed by Ludwig AI, this phrase is grammatically correct and commonly used.
Frequent in
Science
40%
News & Media
38%
Encyclopedias
3%
Less common in
Formal & Business
2%
Social Media
0%
Wiki
0%
Ludwig's WRAP-UP
In summary, "a large fraction of" is a versatile and grammatically sound phrase used to denote a substantial portion of a whole. Ludwig AI confirms its correctness and usability across various contexts. As demonstrated by the examples, it appears frequently in science and news media, indicating its broad applicability. When employing this phrase, clarity is crucial: always ensure the context makes clear what the fraction relates to. For alternatives, consider "a significant portion of" or "a considerable part of" to add nuance to your writing.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
a significant portion of
This alternative uses "significant portion" to emphasize the importance or size of the part being referred to, rather than just its fractional value.
a considerable part of
Replacing "large fraction" with "considerable part" highlights that the portion is noteworthy or substantial.
a substantial segment of
Using "substantial segment" suggests the portion is a distinct and meaningful division of the whole.
a sizable amount of
Switching to "sizable amount" emphasizes the quantity rather than the proportional aspect.
a good proportion of
This alternative is less formal than the original phrase and carries a slightly more subjective tone.
a major share of
Substituting "large fraction" with "major share" highlights that the portion is dominant or controlling.
the greater part of
This phrase suggests that the portion is more than half of the whole, emphasizing its dominance.
a hefty chunk of
Using "hefty chunk" is informal and conveys that the portion is large and potentially impactful.
a notable percentage of
This is a more statistically focused way to express the same idea, highlighting the numerical aspect.
a dominant portion of
Replacing "large fraction" with "dominant portion" highlights that the portion is influential in the context.
FAQs
How can I use "a large fraction of" in a sentence?
Use "a large fraction of" to indicate that a considerable portion of a whole is being discussed. For example: "A large fraction of the students passed the exam".
What are some alternatives to "a large fraction of"?
You can use alternatives like "a significant portion of", "a considerable part of", or "a substantial segment of" depending on the context.
Is it better to use "a large fraction of" or "a large percentage of"?
Both phrases are correct, but "a large percentage of" is more precise when you have numerical data. "A large fraction of" is suitable when a general sense of proportion is intended.
What's the difference between "a large fraction of" and "most of"?
"A large fraction of" suggests a considerable, but not necessarily majority, portion. "Most of" implies a quantity greater than half, often signifying the majority.
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
87%
Authority and reliability
4.6/5
Expert rating
Real-world application tested