ἰδέα

See also: Appendix:Variations of "idea"

Ancient Greek

Verbal abstract from ῐ̓δεῖν (ĭdeîn, aor. of ὁρᾰ́ω (horắō)), ultimately from Proto-Indo-European *weyd- (“to see”).^[1]^[2]

ῐ̓δέᾱ • (ĭdéā) f (genitive ῐ̓δέᾱς); first declension

First declension of ἡ ῐ̓δέᾱ; τῆς ῐ̓δέᾱς (Attic)

Case / #	Singular	Dual	Plural
Nominative	ἡ ῐ̓δέᾱ hē ĭdéā	τὼ ῐ̓δέᾱ tṑ ĭdéā	αἱ ῐ̓δέαι hai ĭdéai
Genitive	τῆς ῐ̓δέᾱς tês ĭdéās	τοῖν ῐ̓δέαιν toîn ĭdéain	τῶν ῐ̓δεῶν tôn ĭdeôn
Dative	τῇ ῐ̓δέᾳ tēî ĭdéāi	τοῖν ῐ̓δέαιν toîn ĭdéain	ταῖς ῐ̓δέαις taîs ĭdéais
Accusative	τὴν ῐ̓δέᾱν tḕn ĭdéān	τὼ ῐ̓δέᾱ tṑ ĭdéā	τᾱ̀ς ῐ̓δέᾱς tā̀s ĭdéās
Vocative	ῐ̓δέᾱ ĭdéā	ῐ̓δέᾱ ĭdéā	ῐ̓δέαι ĭdéai
Notes:	This table gives Attic inflectional endings. For declension in other dialects, see Appendix:Ancient Greek dialectal declension.

^ Beekes, Robert S. P. (2010), “ἰδέα”, in Etymological Dictionary of Greek (Leiden Indo-European Etymological Dictionary Series; 10), with the assistance of Lucien van Beek, Leiden, Boston: Brill, →ISBN, page 577
^ Chantraine, Pierre (1968–1980), “ἰδέα”, in Dictionnaire étymologique de la langue grecque (in French), Paris: Klincksieck, page 455

“ἰδέα”, in Liddell & Scott (1940), A Greek–English Lexicon, Oxford: Clarendon Press
“ἰδέα”, in Liddell & Scott (1889), An Intermediate Greek–English Lexicon, New York: Harper & Brothers
ἰδέα in Bailly, Anatole (1935), Le Grand Bailly: Dictionnaire grec-français, Paris: Hachette
Bauer, Walter et al. (2001), A Greek–English Lexicon of the New Testament and Other Early Christian Literature, Third edition, Chicago: University of Chicago Press
“ἰδέα”, in Slater, William J. (1969), Lexicon to Pindar, Berlin: Walter de Gruyter
G2397 in Strong, James (1979), Strong’s Exhaustive Concordance to the Bible
Woodhouse, S. C. (1910), English–Greek Dictionary: A Vocabulary of the Attic Language‎^[1], London: Routledge & Kegan Paul Limited.
- abstract idem, page 4.
- appearance idem, page 35.
- archetype idem, page 38.
- aspect idem, page 44.
- fashion idem, page 308.
- feature idem, page 313.
- figure idem, page 319.
- form idem, page 338.
- idea idem, page 413.
- image idem, page 416.
- kind idem, page 469.
- manner idem, page 512.
- pattern idem, page 599.
- personal idem, page 608.
- shape idem, page 762.
- sort idem, page 795.
- stature idem, page 813.
- type idem, page 904.
- variety idem, page 944.
Pokorny, Julius (1959), Indogermanisches etymologisches Wörterbuch [Indo-European Etymological Dictionary] (in German), volume 3, Bern, München: Francke Verlag, page 1127