fraternal.
Of or pertaining to a brother or brothers.
Meaning & usage
Of or pertaining to a brother or brothers.
Of or pertaining to a fraternity.
Platonic or friendly.
Of twins or embryos, produced from two different eggs and sperm, and genetically distinct.
Where this word comes from
PIE word *bʰréh₂tēr Borrowed from Middle French fraternel, from Medieval Latin frāternālis (“fraternal”), from Latin frāternus (“of or pertaining to a brother, fraternal”), from frāter (“brother”).
A society formed to provide mutual aid, such as insurance.
A fraternal twin.
Where this word comes from
PIE word *bʰréh₂tēr Borrowed from Middle French fraternel, from Medieval Latin frāternālis (“fraternal”), from Latin frāternus (“of or pertaining to a brother, fraternal”), from frāter (“brother”).
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Definitions, grammatical labels, IPA, etymology and examples: Wiktionary contributors, extracted by Kaikki / Wiktextract. Adapted under CC BY-SA 4.0. Selected fields and authored examples are shown; third-party quotations and audio are omitted. See contributor history.
Last enriched 2026-09-10. Definitions are in English. Romanizations are shown when supplied by the source; syllable estimates are omitted for unsupported scripts.