French edit

Etymology edit

Inherited from Middle French beau frere, beau-frere, beaufrere, beau-frère, beauffrère, biau frere. By surface analysis, beau- +‎ frère.

Pronunciation edit

  • IPA(key): /bo.fʁɛʁ/
  • (file)

Noun edit

beau-frère m (plural beaux-frères, feminine belle-sœur)

  1. brother-in-law (brother of one's wife)
  2. brother-in-law (brother of one's husband)
  3. brother-in-law (husband of one's sister)
  4. brother-in-law (husband of one's brother)

Related terms edit

Further reading edit