ἀδελφός

See also: αδελφός

Ancient Greek

Alternative forms

ἀδελφεός (adelpheós), ἀδελφειός (adelpheiós) — Epic, Ionic, Lyric
ἀδελφιός (adelphiós) — Boeotian
ἀδελφιός (adelphiós), ἀδευφιός (adeuphiós) — Cretan

Etymology

From Proto-Hellenic *əgʷelpʰós, equivalent to ἁ- (ha-, copulative prefix) +‎ δελφύς (delphús, “womb”).

Pronunciation

(5^th BCE Attic) IPA^(key): /a.del.pʰós/
(1^st CE Egyptian) IPA^(key): /a.delˈpʰos/
(4^th CE Koine) IPA^(key): /a.ðelˈɸos/
(10^th CE Byzantine) IPA^(key): /a.ðelˈfos/
(15^th CE Constantinopolitan) IPA^(key): /a.ðelˈfos/

Noun

ἀδελφός • (adelphós) m (genitive ἀδελφοῦ); second declension

brother, male sibling
- 470 BCE, Aeschylus, The Suppliants 321:
  Δαναός, ἀδελφὸς δ' ἐστὶ πεντηκοντάπαις.
  Danaós, adelphòs d' estì pentēkontápais.
  Danaus, and he has a brother with fifty sons.

Declension

Second declension of ὁ ᾰ̓δελφός; τοῦ ᾰ̓δελφοῦ (Attic)

Case / #	Singular	Dual	Plural
Nominative	ὁ ᾰ̓δελφός ho adelphós	τὼ ᾰ̓δελφώ tṑ adelphṓ	οἱ ᾰ̓δελφοί hoi adelphoí
Genitive	τοῦ ᾰ̓δελφοῦ toû adelphoû	τοῖν ᾰ̓δελφοῖν toîn adelphoîn	τῶν ᾰ̓δελφῶν tôn adelphôn
Dative	τῷ ᾰ̓δελφῷ tôi adelphôi	τοῖν ᾰ̓δελφοῖν toîn adelphoîn	τοῖς ᾰ̓δελφοῖς toîs adelphoîs
Accusative	τὸν ᾰ̓δελφόν tòn adelphón	τὼ ᾰ̓δελφώ tṑ adelphṓ	τοὺς ᾰ̓δελφούς toùs adelphoús
Vocative	ᾰ̓δελφέ / ᾰ̓́δελφε adelphé / ádelphe	ᾰ̓δελφώ adelphṓ	ᾰ̓δελφοί adelphoí
Notes:	This table gives Attic inflectional endings. For declension in other dialects, see Appendix:Ancient Greek dialectal declension.

Coordinate terms

ἀδελφή (adelphḗ, “sister”)

Adjective

ᾰ̓δελφός • (adelphós) m (feminine ᾰ̓δελφή, neuter ᾰ̓δελφόν); first/second declension (Attic)

brotherly or sisterly
- 467 BCE, Aeschylus, Seven Against Thebes 811:
  οὕτως ἀδελφαῖς χερσὶν ἠναίρονθ’ ἅμα;
  hoútōs adelphaîs khersìn ēnaíronth’ háma?
  1926 translation by Herbert Weir Smyth
  Then with hands so fraternal did they each kill the other together?
double

Declension

First and second declension of ᾰ̓δελφός; ᾰ̓δελφή; ᾰ̓δελφόν (Attic)

Number	Singular			Dual			Plural
Case/Gender	Masculine	Feminine	Neuter	Masculine	Feminine	Neuter	Masculine	Feminine	Neuter
Nominative	ᾰ̓δελφός adelphós	ᾰ̓δελφή adelphḗ	ᾰ̓δελφόν adelphón	ᾰ̓δελφώ adelphṓ	ᾰ̓δελφᾱ́ adelphā́	ᾰ̓δελφώ adelphṓ	ᾰ̓δελφοί adelphoí	ᾰ̓δελφαί adelphaí	ᾰ̓δελφᾰ́ adelphá
Genitive	ᾰ̓δελφοῦ adelphoû	ᾰ̓δελφῆς adelphês	ᾰ̓δελφοῦ adelphoû	ᾰ̓δελφοῖν adelphoîn	ᾰ̓δελφαῖν adelphaîn	ᾰ̓δελφοῖν adelphoîn	ᾰ̓δελφῶν adelphôn	ᾰ̓δελφῶν adelphôn	ᾰ̓δελφῶν adelphôn
Dative	ᾰ̓δελφῷ adelphôi	ᾰ̓δελφῇ adelphêi	ᾰ̓δελφῷ adelphôi	ᾰ̓δελφοῖν adelphoîn	ᾰ̓δελφαῖν adelphaîn	ᾰ̓δελφοῖν adelphoîn	ᾰ̓δελφοῖς adelphoîs	ᾰ̓δελφαῖς adelphaîs	ᾰ̓δελφοῖς adelphoîs
Accusative	ᾰ̓δελφόν adelphón	ᾰ̓δελφήν adelphḗn	ᾰ̓δελφόν adelphón	ᾰ̓δελφώ adelphṓ	ᾰ̓δελφᾱ́ adelphā́	ᾰ̓δελφώ adelphṓ	ᾰ̓δελφούς adelphoús	ᾰ̓δελφᾱ́ς adelphā́s	ᾰ̓δελφᾰ́ adelphá
Vocative	ᾰ̓δελφέ adelphé	ᾰ̓δελφή adelphḗ	ᾰ̓δελφόν adelphón	ᾰ̓δελφώ adelphṓ	ᾰ̓δελφᾱ́ adelphā́	ᾰ̓δελφώ adelphṓ	ᾰ̓δελφοί adelphoí	ᾰ̓δελφαί adelphaí	ᾰ̓δελφᾰ́ adelphá
Derived forms	Adverb			Comparative			Superlative
Derived forms	ᾰ̓δελφῶς adelphôs			ᾰ̓δελφότερος adelphóteros			ᾰ̓δελφότᾰτος adelphótatos
Notes:	This table gives Attic inflectional endings. For declension in other dialects, see Appendix:Ancient Greek dialectal declension.

Derived terms

ψευδάδελφος (pseudádelphos, “false brother”)

Descendants

Greek: αδελφός (adelfós), αδερφός (aderfós)
Mariupol Greek: адъерфо́с (aðjerfós)
→ French: adelphe

ἀδελφός

Ancient Greek

Alternative forms

Etymology

Pronunciation

Noun

Declension

Coordinate terms

Adjective

Declension

Derived terms

Descendants

Further reading

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