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 major fault
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "a major fault" is correct and usable in written English.
It can be used to describe a significant error or flaw in a system, process, or argument. Example: "The report highlighted a major fault in the company's financial strategy that could lead to severe consequences."
✓ Grammatically correct
News & Media
Academia
Science
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
This represents a major fault line in the new arrangements.
News & Media
This turned out to be a major fault line.
News & Media
At an exposure of the Median Tectonic Line, a major fault in Japan.
Academia
"To me, that's a major fault with the No Child Left Behind Act," Mr. Roeber added.
News & Media
Within six months she got a £3,500 bill for a major fault.
News & Media
Ms. Lee's comments touch upon a major fault line in opinion between Washington and Seoul.
News & Media
The 800-mile (1,300-km 1,300-kmreaSan Andreas Faultr fault lise running through most of California.
Encyclopedias
It's a glitch and not a major fault, but it lead to a lot of anger about high frequency trading.
Academia
Istanbul, the country's largest city, with more than 12 million inhabitants, lies near a major fault line.
News & Media
AS a man in his 40's, Mr. Shimoyama stands at a major fault line in the Japanese professional world.
News & Media
Gun violence, policing and race relations have erupted as a major fault line of the 2016 presidential election.
News & Media
Expert writing Tips
Best practice
When describing non-geological issues, consider more descriptive alternatives like "significant flaw" or "critical error" for clarity. Using "a major fault" in these contexts can sometimes sound too dramatic or technical.
Common error
Avoid using "a major fault" in everyday conversations or informal writing. While grammatically correct, it sounds overly formal or dramatic. Opt for simpler terms like "big mistake" or "main problem" in such situations.
Source & Trust
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "a major fault" functions primarily as a noun phrase. It identifies a significant defect, flaw, or geological fracture. Ludwig AI indicates its usage across various contexts, from technical errors to geological formations.
Frequent in
News & Media
38%
Science
25%
Academia
18%
Less common in
Encyclopedias
6%
Formal & Business
4%
Wiki
9%
Ludwig's WRAP-UP
In summary, the phrase "a major fault" is a versatile noun phrase used to denote a significant flaw or geological feature. As Ludwig AI confirms, it's grammatically sound and appears frequently in news, scientific, and academic contexts. While appropriate in many settings, consider using simpler or more descriptive alternatives like "significant flaw" or "critical error" in casual contexts to avoid sounding overly formal. Remember to use "a major fault" accurately, whether discussing a technical error or the earth's crust.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
a significant flaw
Focuses on the aspect of a defect or imperfection.
a critical error
Emphasizes the severity and impact of the mistake.
a serious defect
Highlights the impairment of functionality or quality.
a key weakness
Points out a vulnerability or area needing improvement.
a fundamental problem
Indicates an issue that affects the core or foundation.
a glaring error
Emphasizes the obviousness and conspicuousness of the mistake.
a notable imperfection
Highlights the visibility and relevance of the blemish.
a substantial failing
Focuses on the aspect of shortcoming or deficiency.
a large fracture
Primarily used in geological contexts, referring to a break in rock formations.
a significant geological fault
Specifically refers to a large-scale geological fault line.
FAQs
What does "a major fault" mean?
The term "a major fault" can refer to a significant flaw or defect in a system, process, or product. It can also describe a substantial geological fracture or fault line.
How can I use "a major fault" in a sentence?
You might say, "The investigation revealed "a major fault" in the security system", or "The city lies near "a major fault" line, making it prone to earthquakes".
What are some alternatives to "a major fault"?
Depending on the context, alternatives include "a significant flaw", "a critical error", or "a serious defect". For geological contexts, consider "a significant geological fault".
Is "a major fault" the same as "a minor fault"?
No, "a major fault" indicates a significant issue or defect, while "a minor fault" refers to a small or less important one. The distinction emphasizes the severity and impact of the problem.
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