Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

brother

play
noun broth·er \ˈbrə-thər\

Simple Definition of brother

  • : a boy or man who has one or both of the same parents as you

  • : a man who is from the same group or country as you

  • : a male member of a religious group

Source: Merriam-Webster's Learner's Dictionary

Full Definition of brother

plural

brothers

also

brethren

play \ˈbreth-rən; ˈbre-thə-rən, -thərn\
  1. 1 :  a male who has the same parents as another or one parent in common with another

  2. 2 :  one related to another by common ties or interests

  3. 3 :  a fellow member —used as a title for ministers in some evangelical denominations

  4. 4 :  one of a type similar to another

  5. 5 a :  kinsman b :  one who shares with another a common national or racial origin; especially :  soul brother

  6. 6 a capitalized :  a member of a congregation of men not in holy orders and usually in hospital or school work b :  a member of a men's religious order who is not preparing for or is not ready for holy orders <a lay brother>

Examples of brother in a sentence

  1. We must support our brothers and sisters fighting overseas.

  2. the brothers in a monastery



Origin and Etymology of brother

Middle English, from Old English brōthor; akin to Old High German bruodor brother, Latin frater, Greek phratēr member of the same clan


First Known Use: before 12th century

Other Forms of Address Terms

Rhymes with brother



BROTHER Defined for Kids

brother

play
noun broth·er \ˈbrə-thər\

Definition of brother for Students

plural

brothers

also

brethren

\ˈbreth-rən\
  1. 1 :  a male person or animal related to another person or animal by having one or both parents in common

  2. 2 :  a fellow member of an organization




Learn More about brother


Seen and Heard

What made you want to look up brother? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

a jerking and twitching of the body

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

two-chairs-on-a-pier-by-the-ocean-in-summer

Which of the following words means “of or relating to summer”?

estival vernal hiemal brumal
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ