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fraternal

American  
[fruh-tur-nl] / frəˈtɜr nl /

adjective

  1. of or befitting a brother or brothers; brotherly.

  2. of or being a society of men associated in brotherly union, as for mutual aid or benefit.

    a fraternal order; a fraternal association.


fraternal British  
/ frəˈtɜːnəl /

adjective

  1. of or suitable to a brother; brotherly

  2. of or relating to a fraternity

  3. designating either or both of a pair of twins of the same or opposite sex that developed from two separate fertilized ova Compare identical

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

  • fraternalism noun
  • fraternally adverb
  • interfraternal adjective
  • interfraternally adverb
  • nonfraternal adjective
  • nonfraternally adverb
  • prefraternal adjective
  • prefraternally adverb
  • quasi-fraternal adjective
  • quasi-fraternally adverb
  • unfraternal adjective
  • unfraternally adverb

Etymology

Origin of fraternal

1375–1425; late Middle English < Latin frātern ( us ) fraternal (derivative of frāter brother ) + -al 1

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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 community members aren’t arguing, the vibe is generally extremely supportive and fraternal.

From Slate • Mar. 30, 2026

Today, our conversation begins, after fraternal embraces, with a huge burst of laughter.

From The Wall Street Journal • Mar. 18, 2026

French President Emmanuel Macron has offered "the full solidarity of France and our fraternal support" to Switzerland.

From BBC • Jan. 1, 2026

After the two wed and have their first child, Agnes becomes pregnant with fraternal twins, a boy and a girl.

From Salon • Nov. 30, 2025

Like A-block, its fraternal twin, B-block was a massive structure.

From "Newjack: Guarding Sing Sing" by Ted Conover