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What is the Meaning of “Mainly”?

Mainly
/ˈmeɪnli/

Used to show that something is true for most cases but not all.

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

IPA: /ˈmeɪnli/
main ly

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/.

Full pronunciation guide for “mainly” →

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.

  • “The team is mainly men, with a few women.”
    A2 daily
  • “Our diet consists mainly of vegetables and rice.”
    B1 conversation
  • “The book is mainly concerned with climate change.”
    B2 formal

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

See all synonyms for “mainly” →

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."

Explore Mainly in Other Tools