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Definitions

main

[meyn] / meɪn /
ADJECTIVE
principal, predominant
Synonyms
STRONGEST
central essential fundamental leading major particular preeminent primary prime special vital
STRONG
capital cardinal chief head necessary premier star
WEAK
controlling critical crucial foremost outstanding paramount prevailing stellar supreme
Antonyms
STRONGEST
auxiliary common inessential inferior minor ordinary secondary subordinate trivial unimportant usual
STRONG
unnecessary
WEAK
extra insignificant nonessential
ADJECTIVE
absolute, utter
Synonyms
STRONGEST
entire
STRONG
brute mere simple utmost
WEAK
direct downright only pure sheer undisguised
Antonyms
WEAK
auxiliary extra inessential insignificant minor nonessential secondary subordinate unimportant unnecessary
NOUN
pipe for system
Synonyms
STRONG
cable channel conduit duct line trough trunk

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

“When I think about it, it makes me really angry,” said Steve Staples, who owns International Vintage Guitars on Oakdale’s quiet main drag.

From The Wall Street Journal • Apr. 21, 2026

This strongly suggests that the system's main role is to control cell structure rather than manage DNA distribution.

From Science Daily • Apr. 20, 2026

Some of the courses caught up in the row are delivered by private companies which have a deal with a university to teach their degrees, often in buildings hundreds of miles from the main campus.

From BBC • Apr. 20, 2026

KeyBanc analysts, in a note on Sunday, said the new beverages would likely be a main focus for investors.

From MarketWatch • Apr. 20, 2026

The main trail is wide and flat, made for four-wheelers to off-road.

From "Clairboyance" by Kristiana Kahakauwila

Vocabulary lists containing main

Jim Burke's Academic Vocabulary List

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Vocabulary of the Common Core

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Common Core Grade 5, List 5

Want to remember this word for good? Start your learning journey today with our library of interactive, themed word lists built by the experts at Vocabulary.com – we'll help you make the most of your study time!