Etymology
Advertisement

fraternal (adj.)

early 15c., from Old French fraternel "brotherly, fraternal," and directly from Medieval Latin fraternalis, from Latin fraternus "friendly, closely allied," literally "brotherly" (see fraternity). The noun meaning "fraternal twin" is recorded by 1911.

updated on January 05, 2015

Advertisement
Advertisement
Definitions of fraternal from WordNet

fraternal (adj.)
of or relating to a fraternity or society of usually men;
a fraternal order
fraternal (adj.)
(of twins) derived from two separate fertilized ova;
fraternal twins are biovular
Synonyms: biovular
fraternal (adj.)
like or characteristic of or befitting a brother;
close fraternal ties
Synonyms: brotherly / brotherlike
Etymologies are not definitions. From wordnet.princeton.edu, not affiliated with etymonline.