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Definition of main

main

/meɪn/
main

Adverb:mainly
•
Plural:mains
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main Lexical Profile

main Game Scores & Validity

• adjective

1

Chief in size, importance, or extent; primary or principal.

Example

"The main reason for his success was his relentless work ethic and dedication to his studies."

Synonyms
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Antonyms
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• noun

1

A principal pipe or conduit in a utility system used for distributing water, gas, or electricity.

Example

"The utility workers had to shut off the water main to safely repair the severe leak under the intersection."


2

The open ocean or sea.

Example

"The historic galleon sailed across the bounding main in search of undiscovered lands."


3

Physical strength, power, or force, typically used in the traditional phrase 'with might and main'.

Example

"She pulled at the heavy oak doors with all her might and main, eventually forcing them open."

Synonyms
View all synonyms for main
Antonyms
View all antonyms for main

Word Nuance & Usage

Care should be taken not to confuse 'main' (primary, principal) with its homophone 'mane' (the long hair on the neck of a horse or lion).

• Rhymes for main

Word Origin & Etymology

Derived from two distinct sources that merged in Middle English: Old English 'mægen' meaning 'physical strength', and Old French 'maine' meaning 'great' or 'chief', ultimately from the Latin 'magnus'.

Usage Trend

Historical frequency of usage in published text.

180019102020

Cite this Entry


Wordmom. (2026). Definition of Main. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/main
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