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 great portion of
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "a great portion of" is correct and usable in written English.
It can be used to refer to a significant part or amount of something, often in discussions about quantities or distributions. Example: "A great portion of the budget was allocated to research and development."
✓ Grammatically correct
News & Media
Science
Academia
Alternative expressions(20)
a substantial portion of
a significant part of
a considerable amount of
majority
A substantial portion of
A considerable amount of
A large segment of
A good deal of
a large part of
a significant amount of
a vast portion of
a whole portion of
a huge portion of
a considerable portion of
a tremendous portion of
a greater portion of
a fantastic part of
a huge part of
a major portion of
a hefty portion 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
America has rebuilt a great portion of the world.
News & Media
After 200 thermal cycles, a great portion of the topcoat has failed.
A great portion of revenue is already locked in, through television contracts and corporate sponsorships.
News & Media
James Levine has spent a great portion of his career conducting challenging Italian operas.
News & Media
A great portion of the primary energy is consumed by space heating and cooling in buildings.
Science
He said that a great portion of the mountain gorilla's story and survival is because of Mr. Akeley's work.
News & Media
The mound-building Mississippians dominated a great portion of the eastern half of the present-day United States between 1000 and 1500.
News & Media
The president of the W.C.S., Steven Sanderson (no relation), has allowed him to devote a great portion of his time to Mannahatta.
News & Media
Cells with a grid placed predominately on grain boundaries exhibit higher conversion efficiencies than cells where a great portion of the grid covers crystallites.
But even religious leaders acknowledge that a great portion of those people are secular and would not vote to elect a theocratic government.
News & Media
One thing the media misses is that a great portion of the white working class would align with any sense before victimhood.
News & Media
Expert writing Tips
Best practice
When using "a great portion of", ensure that the noun it modifies is clearly defined and quantified to provide context for the amount being referenced. For instance, specify "a great portion of the budget" rather than just "a great portion".
Common error
Avoid using "a great portion of" in contexts that require precise numerical data. While it indicates a significant amount, it lacks the specificity needed for scientific or financial reporting. In such cases, use percentages or exact figures for clarity.
Source & Trust
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "a great portion of" functions as a determiner phrase, specifically indicating a sizable quantity or share of something. Ludwig shows that it often precedes a noun, specifying that a considerable part of that noun is being referred to.
Frequent in
News & Media
35%
Science
35%
Academia
15%
Less common in
Wiki
5%
Encyclopedias
3%
Formal & Business
2%
Ludwig's WRAP-UP
The phrase "a great portion of" is a versatile and commonly used expression to denote a significant quantity or share. Ludwig AI confirms its grammatical correctness and widespread usage across various contexts, including news, science, and academia. While suitable for many situations, it's best to avoid it in contexts requiring precise numerical data, opting instead for specific figures or percentages. Consider alternatives like "a substantial portion of" or "a significant part of" to tailor the tone and emphasis to your writing.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
A substantial portion of
Replaces "great" with "substantial", suggesting a considerable amount, and is a more formal synonym.
A significant part of
Uses "significant part" to emphasize the importance or impact of the portion, slightly altering the focus.
A considerable amount of
Shifts from "portion" to "amount", suitable for uncountable nouns; less about division and more about quantity.
A large segment of
Replaces "portion" with "segment", implying a distinct section or group within a whole.
A sizable fraction of
Uses "fraction" to denote a part of a whole, often used in more technical or mathematical contexts.
A considerable fraction of
Similar to "a sizable fraction of", but uses "considerable" to emphasize the largeness of the fraction.
A majority of
Indicates more than half, focusing on dominance rather than just a large quantity.
A good deal of
Less formal, suitable for general contexts where precision is not crucial.
A generous amount of
Uses "generous" to suggest abundance or liberality in the quantity, which adds a sense of evaluation.
An important element of
Focuses on the importance of the element rather than the quantity.
FAQs
How can I use "a great portion of" in a sentence?
Use "a great portion of" to indicate that a significant part of something is being referred to. For example, "A great portion of the funding was allocated to research."
What are some alternatives to "a great portion of"?
You can use alternatives like "a substantial portion of", "a significant part of", or "a considerable amount of" depending on the context.
Is it better to use "a large part of" or "a great portion of"?
Both phrases are acceptable, but "a great portion of" can sound slightly more formal. The best choice depends on the overall tone and style of your writing. "A large part of" is often considered more direct and simpler.
When should I avoid using "a great portion of"?
Avoid using "a great portion of" when you need to be precise. In scientific, financial, or technical writing, specific percentages or numerical values are more appropriate. Use alternatives like "majority" or provide exact figures.
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
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested