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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
mainly
Grammar usage guide and real-world examplesUSAGE SUMMARY
The word 'mainly' is correct and usable in written English.
You can use it when you want to express a primary or main point, or when you are talking about a majority or a predominant part of something. Example sentence: "I mainly focus on my studies during the week, but I like to have some fun on the weekends."
✓ Grammatically correct
News & Media
Formal & Business
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
They were arrested as a result of the British policy of internment without trial in 1971 when thousands of suspects, mainly from Ireland's nationalist-republican community, were rounded up.
News & Media
The report responds to lawmakers, mainly Republicans, who have argued that federal authorities must do much more to strengthen enforcement before Congress can consider any legalization for an estimated 11 million illegal immigrants in the country.
News & Media
But watching over a ten-minute period, the demand for pictures was mainly for Romney.
News & Media
The V&A's archive (which is mainly post-1920) includes jokes that would have been rejected by comedians on the working-men's clubs circuit, even in the Seventies.
News & Media
We've mainly discussed questions of his stay here, as well as his questions about human rights.
News & Media
In the commercial domain it will mainly provide opportunities for business transactions, but for the BBC it's a whole other resource.
News & Media
I'm living at the Seamen's Rest now – it's mainly for ex-servicemen and seamen, but it's also for local people.
News & Media
The service charge would be split among servers and cooks, which would give servers roughly the same income if they also get a 5% tip, but would mainly help to boost the cooks' pay to closer to $20, he said.
News & Media
In a speech mainly devoted to the Middle East, President Obama told the UN general assembly in New York that "the regime of Bashar al-Assad must come to an end so that the suffering of the Syrian people can stop, and a new dawn can begin".
News & Media
While the practice has mainly been restricted to finishing off performances of actors who died midway through filming – such as Paul Walker in Fast and Furious 7 – it has also been utilised by advertisers, keen to attach famous faces to their brands.
News & Media
For drivers aged over 25, the impact of an NCD is seen mainly in the early years.
News & Media
Expert writing Tips
Best practice
When using "mainly", consider whether a more precise adverb (e.g., "primarily", "chiefly") might be more appropriate for the specific context.
Common error
Avoid relying on "mainly" when a more specific description can provide greater clarity. For example, instead of "The audience was mainly students", specify, "The audience comprised 70% students".
Linguistic Context
The adverb "mainly" modifies a verb, adjective, or another adverb to indicate the primary or principal aspect of an action, quality, or state. As Ludwig AI confirms, it's grammatically sound. Examples on Ludwig show it modifying various actions in diverse contexts.
Frequent in
News & Media
60%
Formal & Business
20%
Science
20%
Less common in
Academia
0%
Encyclopedias
0%
Wiki
0%
Ludwig's WRAP-UP
In summary, "mainly" functions as an adverb to denote the primary or principal aspect of something. As confirmed by Ludwig AI, it is grammatically correct and finds frequent use across diverse contexts, particularly in news and media. While suitable for both formal and informal writing, it's most effective when highlighting a dominant component or focus. To ensure precision, consider alternatives like "primarily" or "chiefly" when greater specificity is needed. Avoid overuse to prevent vagueness, and as Ludwig examples demonstrate, strive for clarity by specifying the exact proportion or composition when possible. The analysis of real-world examples reveals its versatile application, solidifying its role as a valuable tool in written communication.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
principally
Emphasizes the foremost or most important factor.
chiefly
Indicates the most important or common element.
primarily
Highlights the fundamental or original aspect.
mostly
Suggests a large proportion or the greater part.
largely
Implies a considerable extent or degree.
predominantly
Focuses on the most noticeable or powerful element.
for the most part
Indicates what is generally or usually the case.
in the main
Highlights the most important aspect or feature.
on the whole
Suggests a general overview or summary.
above all
Emphasizes the most significant or crucial aspect.
FAQs
How can I use "mainly" in a sentence?
"Mainly" is used to indicate the primary component or focus of something. For example: "The report "mainly focused" on economic issues."
What are some alternatives to the word "mainly"?
Alternatives include "primarily", "chiefly", and "principally". The best choice depends on the specific nuance you want to convey.
Is it correct to start a sentence with "mainly"?
While grammatically permissible, starting a sentence with "mainly" is generally less formal and less common. It is better to rephrase the sentence for improved clarity.
What is the difference between "mainly" and "mostly"?
Both "mainly" and "mostly" indicate a large proportion, but "mainly" suggests a primary focus or reason, while "mostly" refers to the greater part in terms of quantity or degree.
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