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 fundamental one
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "a fundamental one" is correct and usable in written English.
It can be used to refer to something that is essential or foundational in a particular context or discussion. Example: "Understanding the principles of mathematics is a fundamental one for anyone pursuing a career in engineering."
✓ Grammatically correct
News & Media
Science
Encyclopedias
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
42 human-written examples
Several legal experts said the discrepancy was a fundamental one, something the anti-doping agency could not decide on its own.
News & Media
On the contrary, the semi-permeability hypothesis is a fundamental one, as it allows to derive a simple linear expression for N (t).
Science
This freedom is a fundamental one.
News & Media
But the grisly lesson of HSBC is also a fundamental one.
News & Media
"It's a superficial improvement, not a fundamental one," Ms. Zhang said.
News & Media
"The theme of birds in flight was a fundamental one in Brancusi's work," Mr. Roundell said.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
14 human-written examples
They do not attempt to play an entire game above the rim but opt instead for a more sure-footed style, a more fundamental one heavy on preparation and technique.
News & Media
I would make a more fundamental one.
News & Media
Still, this continuing crisis is leading to a more fundamental one, about European and national capabilities.
News & Media
They use it to disguise a more fundamental one: that liberty is always, always more important, and more fundamental, than national security.
News & Media
In these experiments it is fundamental to pump the system with a particular wavelength (usually the fundamental one) and to probe it with a second wavelength (e.g. higher emitted harmonics).
Expert writing Tips
Best practice
When using "a fundamental one", ensure the context clearly establishes what the 'one' refers to, avoiding ambiguity. For clarity, consider rephrasing to include the noun, such as "a fundamental principle".
Common error
Avoid using "a fundamental one" excessively in writing, especially without specifying the noun it replaces. This can lead to vagueness and weaken the impact of your statement. Be precise in your language.
Source & Trust
86%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "a fundamental one" functions as a noun phrase that refers back to a previously mentioned noun, emphasizing its essential or foundational nature. As Ludwig AI explains, the phrase is grammatically correct and usable in English. The function is to highlight the core importance of the referenced element.
Frequent in
News & Media
32%
Science
32%
Encyclopedias
7%
Less common in
Formal & Business
3%
Reference
0%
Wiki
0%
Ludwig's WRAP-UP
In summary, "a fundamental one" is a phrase used to emphasize the essential or foundational nature of a previously mentioned element. Ludwig AI confirms its grammatical correctness and usability. While versatile across various contexts, from News & Media to Science, ensure clarity by explicitly referencing the noun it replaces. For alternatives, consider options such as "a crucial aspect" or "an essential element" to align with the specific emphasis required. Avoid overuse and maintain precision in writing to maximize its impact.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
a foundational concept
Directly emphasizes the underlying basis, nearly synonymous but more academic.
a basic principle
Emphasizes the foundational aspect, moving away from the significance.
an essential element
Highlights the necessity of something, minimizing the concept of being foundational.
a key element
Highlights the importance of something.
a core component
Highlights that something is a key part of a larger entity, focusing on composition.
a vital component
Emphasizes the necessity for life or proper functioning, rather than its basic nature.
a crucial aspect
Focuses on the critical importance of an element, rather than its foundational nature.
an integral part
Highlights the completeness and essential integration, slightly different from being fundamental.
a central theme
Focuses on the recurring and important idea, shifting from foundational.
a primary concern
Shifts the focus to something that is first in importance, moving away from foundational.
FAQs
How can I use "a fundamental one" in a sentence?
Use "a fundamental one" to refer back to a previously mentioned concept or principle that is essential or foundational. For example, "Honesty is a virtue, and trust is "a fundamental one" in any relationship."
What are some alternatives to using "a fundamental one"?
Depending on the context, you can use alternatives such as "a crucial aspect", "an essential element", or "a basic principle".
Is it always clear what "a fundamental one" refers to?
No, it's not always clear. To ensure clarity, make sure the concept being referred to is explicitly mentioned earlier in the text. If there's any ambiguity, it's better to rephrase the sentence for better clarity.
What is the difference between "a fundamental one" and "an important one"?
"A fundamental one" emphasizes the foundational nature of something, while "an important one" simply highlights its significance. A concept can be important without being foundational. Replace with "a key element" if you want to just highlight the importance.
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
86%
Authority and reliability
4.5/5
Expert rating
Real-world application tested