διαγώνιος

Ancient Greek

Etymology

From δια- (dia-) +‎ γωνίᾱ (gōníā) +‎ -ιος (-ios)

Pronunciation

 

• IPA^(key): /di.a.ɡɔ̌ː.ni.os/ → /ði.aˈɣo.ni.os/ → /ði.aˈɣo.ni.os/

• (5^th BCE Attic) IPA^(key): /di.a.ɡɔ̌ː.ni.os/
• (1^st CE Egyptian) IPA^(key): /di.aˈɡo.ni.os/
• (4^th CE Koine) IPA^(key): /ði.aˈɣo.ni.os/
• (10^th CE Byzantine) IPA^(key): /ði.aˈɣo.ni.os/
• (15^th CE Constantinopolitan) IPA^(key): /ði.aˈɣo.ni.os/

Adjective

δῐᾰγώνῐος • (diagṓnios) m or f (neuter δῐᾰγώνῐον); second declension

1. diagonal

Declension

Second declension of δῐᾰγώνῐος; δῐᾰγώνῐον (Attic)

Number		Singular			Dual			Plural
Case/Gender		Masculine / Feminine	Neuter		Masculine / Feminine	Neuter		Masculine / Feminine	Neuter
Nominative		δῐᾰγώνῐος diagṓnios	δῐᾰγώνῐον diagṓnion		δῐᾰγωνῐ́ω diagōníō	δῐᾰγωνῐ́ω diagōníō		δῐᾰγώνῐοι diagṓnioi	δῐᾰγώνῐᾰ diagṓnia
Genitive		δῐᾰγωνῐ́ου diagōníou	δῐᾰγωνῐ́ου diagōníou		δῐᾰγωνῐ́οιν diagōníoin	δῐᾰγωνῐ́οιν diagōníoin		δῐᾰγωνῐ́ων diagōníōn	δῐᾰγωνῐ́ων diagōníōn
Dative		δῐᾰγωνῐ́ῳ diagōníōi	δῐᾰγωνῐ́ῳ diagōníōi		δῐᾰγωνῐ́οιν diagōníoin	δῐᾰγωνῐ́οιν diagōníoin		δῐᾰγωνῐ́οις diagōníois	δῐᾰγωνῐ́οις diagōníois
Accusative		δῐᾰγώνῐον diagṓnion	δῐᾰγώνῐον diagṓnion		δῐᾰγωνῐ́ω diagōníō	δῐᾰγωνῐ́ω diagōníō		δῐᾰγωνῐ́ους diagōníous	δῐᾰγώνῐᾰ diagṓnia
Vocative		δῐᾰγώνῐε diagṓnie	δῐᾰγώνῐον diagṓnion		δῐᾰγωνῐ́ω diagōníō	δῐᾰγωνῐ́ω diagōníō		δῐᾰγώνῐοι diagṓnioi	δῐᾰγώνῐᾰ diagṓnia
Derived forms		Adverb			Comparative			Superlative
		δῐᾰγωνῐ́ως diagōníōs			δῐᾰγωνῐώτερος diagōniṓteros			δῐᾰγωνῐώτᾰτος diagōniṓtatos
Notes:		This table gives Attic inflectional endings. For declension in other dialects, see Appendix:Ancient Greek dialectal declension.

Descendants

• →⇒ Latin: diagonālis (see there for further descendants)

Further reading

• διαγώνιος in Bailly, Anatole (1935) Le Grand Bailly: Dictionnaire grec-français, Paris: Hachette
• διαγώνιος in the Diccionario Griego–Español en línea (2006–2024)
• “διαγώνιος”, in ΛΟΓΕΙΟΝ [Logeion] (in English, French, Spanish, German, Dutch and Chinese), University of Chicago, 2011
• “διαγώνιος”, in Liddell & Scott (1940) A Greek–English Lexicon, Oxford: Clarendon Press