Search Dictionary
Definition of brother

brother

/ˈbrʌð.ər/
Plural:brothers
•
Adjective:brotherly
•
Past Simple:brothered
•
Past Participle:brothered
•
Present Participle:brothering
JUMP TO:

brother Lexical Profile

brother Game Scores & Validity

• noun

1

A man or boy in relation to other sons and daughters of his parents; a male sibling.

Example

"My older brother taught me how to ride a bicycle when I was six."


2

A male associate, comrade, or fellow member of a fraternity, trade union, or shared cause.

Example

"He addressed his union brothers at the annual labor conference."


3

A male member of a Christian religious order who is not ordained as a priest, or a title given to such a member.

Example

"The monastery was tended by a quiet community of lay brothers."

Synonyms
View all synonyms for brother
Antonyms
View all antonyms for brother

• interjection

1

Used to express mild annoyance, exasperation, surprise, or disbelief.

Example

"Oh brother, I cannot believe we missed the last train home."

Synonyms
View all synonyms for brother

• verb

1

To treat, address, or act toward someone as a brother.

Example

"The veteran players quickly brothered the young rookie and helped him adjust to the team."

Synonyms
View all synonyms for brother
Antonyms
View all antonyms for brother

Word Nuance & Usage

While the regular plural is 'brothers', the archaic plural 'brethren' is still used in formal, religious, or fraternal contexts to refer to fellow members of a community or order.

• Rhymes for brother

Word Origin & Etymology

From Old English 'brōþor', of Proto-Germanic origin, ultimately from the Proto-Indo-European root '*bhrāter-', making it cognate with Latin 'frater', Ancient Greek 'phratēr', and Sanskrit 'bhrātṛ'.

Cite this Entry


Wordmom. (2026). Definition of Brother. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/brother
Built for writers, students, and competitive word game players, Wordmom combines an uncluttered English dictionary and thesaurus with fast, pattern-based word finders so you can verify definitions, synonyms, and high-scoring tile plays in one place.
Dictionary & Reference
© 2016–2026 Wordmom Network. All rights reserved. Made with for word lovers everywhere.
Disclaimer: SCRABBLE® is a registered trademark. All intellectual property rights in and to the game are owned in the U.S.A. and Canada by Hasbro Inc., and throughout the rest of the world by J.W. Spear & Sons Limited of Maidenhead, Berkshire, England, a subsidiary of Mattel Inc. Mattel and Spear are not affiliated with Hasbro. Words With Friends® is a registered trademark of Zynga Inc. Wordle® is a registered trademark of The New York Times Company. Other referenced game titles and tournament lexicon codes (including NASPA NWL and WESPA/HarperCollins CSW) are trademarks of their respective owners. Wordmom is an independent reference utility for educational and entertainment purposes and is not affiliated with, sponsored by, or endorsed by Hasbro, Mattel, Spear, Zynga, The New York Times Company, NASPA, WESPA, or HarperCollins Publishers. All game names are referenced strictly under nominative fair use to indicate compatibility.