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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
main thing
Grammar usage guide and real-world examplesUSAGE SUMMARY
"main thing" is a correct and usable phrase in written English.
You can use it to refer to the most important point or issue in the current context. For example: The main thing to remember is to take your time when making a decision.
✓ Grammatically correct
News & Media
Wiki
Science
Alternative expressions(20)
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
"The main thing".
News & Media
That was his main thing.
News & Media
The main thing is comfort.
News & Media
"The economic crisis was the main thing.
News & Media
It is the main thing they do.
News & Media
The main thing is the team".
News & Media
I mean, that's the main thing.
News & Media
But the wood was the main thing.
News & Media
The main thing is don't panic.
News & Media
The main thing is that connotes losing".
News & Media
The main thing is the clothes".
News & Media
Expert writing Tips
Best practice
Use "main thing" to clearly and concisely identify the most important aspect of a situation, argument, or task.
Common error
Avoid using "main thing" excessively; vary your language with synonyms like "key aspect" or "primary concern" to maintain reader engagement.
Source & Trust
82%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "main thing" functions primarily as a noun phrase that identifies the most important or central element in a given context. As Ludwig AI confirms, it is a commonly used and accepted phrase. Examples show it being used to emphasize priorities, concerns, or essential aspects.
Frequent in
News & Media
48%
Wiki
24%
Science
12%
Less common in
Formal & Business
8%
Encyclopedias
4%
Academia
4%
Ludwig's WRAP-UP
In summary, the phrase "main thing" serves to emphasize the most important aspect of a situation. Ludwig AI confirms its grammatical correctness and common usage. While very common across various contexts, and especially prominent in news and media, varying your language is recommended. Consider alternatives such as "key aspect" or "primary concern" for richer expression. Remember to use "main thing" strategically to guide your reader's focus.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
most crucial thing
Adds emphasis to the importance.
central point
Highlights the core idea or argument.
key aspect
Focuses on a specific element that is crucial.
essential element
Stresses the necessity of a particular component.
chief priority
Indicates the most important goal or objective.
primary concern
Emphasizes the most significant worry or issue.
vital component
Stresses the importance of a specific part.
fundamental issue
Points to an underlying problem or matter.
significant factor
Identifies an influential element.
core principle
Highlights a basic belief or standard.
FAQs
How can I use "main thing" in a sentence?
You can use "main thing" to emphasize the most important aspect. For example, "The "most crucial thing" is to stay focused on your goals."
What are some alternatives to using "main thing"?
Alternatives include "key aspect", "central point", or "primary concern", depending on the nuance you want to convey.
Is it ever incorrect to use "main thing"?
While grammatically correct, overusing "main thing" can make your writing sound repetitive. Consider using more descriptive synonyms for variety.
What's the difference between "main thing" and "principal thing"?
"Main thing" is more commonly used in everyday conversation, while "principal thing" sounds slightly more formal, though both refer to the most important element.
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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
4.5/5
Expert rating
Real-world application tested