Definition of Mainly
Quick Meaning of Mainly
Used to show that something is true for most cases but not all.
Detailed Definition of Mainly
Mostly; for the most part; chiefly.
How to Pronounce Mainly
Stress pattern: Oo (2-syllable word).
Tip: Stress the first syllable: MAIN-ly. Do not say meyn-LEE.
Watch out: Some learners say /meɪˈnli/ with stress on second syllable; correct is /ˈmeɪnli/.
Origin and Etymology of Mainly
From main + -ly suffix (forming adverbs).
How to Use Mainly in a Sentence
Each example shows “mainly” with a CEFR level so learners can pick examples that match their fluency.
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“The team is mainly men, with a few women.”
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“Our diet consists mainly of vegetables and rice.”
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“The book is mainly concerned with climate change.”
Synonyms and Antonyms of Mainly
Common Synonyms for Mainly
Smart Synonyms for Mainly — When to Use Each
- mostly
- more common in everyday speech
- primarily
- more formal and emphasizes ranking
- largely
- suggests broader scope or impact
Common Collocations with Mainly
These phrases pair with “mainly” in everyday English:
- mainly about
- mainly because
- mainly focused on
- mainly consists of
- mainly used for
Common Mistakes When Using Mainly
Even fluent speakers slip up with “mainly”. Here’s how to avoid the most common errors:
- ✗ Wrong: The food is very mainly rice.
- ✓ Correct: The food is mainly rice.
- Why: Mainly is an adverb of degree; do not use very before it
- ✗ Wrong: She mainly does not like coffee.
- ✓ Correct: She mainly doesn't like coffee. / She doesn't mainly like coffee.
- Why: Mainly cannot be placed between auxiliary and negation in this way
Words Confused With Mainly
- Mainly vs Main: main is the adjective; mainly is the adverb form Compare →
Other Forms of Mainly
Frequently Asked Questions About Mainly
What is the meaning of "Mainly"?
Used to show that something is true for most cases but not all.
How do you pronounce "Mainly"?
The IPA is /ˈmeɪnli/. Stress the first syllable: MAIN-ly. Do not say meyn-LEE.
What part of speech is "Mainly"?
"Mainly" is an adverb at A2 level (Common European Framework).
What are synonyms for "Mainly"?
Common synonyms include mostly, chiefly, primarily.
How do you use "Mainly" in a sentence?
For example: "The team is mainly men, with a few women."