ἰδέα

ἰδέα [pron. full] [ῐ], [dialect] Ion. [full] ἰδέη, ἡ, ([etym.] ἰδεῖν)

A form,

ἰδέᾳ καλός Pi.O.10(11).103

, cf. Theoc.29.6;

τὴν ἰ. πάνυ καλός Pl.Prt.315e

;

τὴν ἰ. μοχθηρός And.1.100

, cf. Ar.Av.1000;

ἰδέην ὁρέων Hdt.1.80

; opp. χρῶμα, Id.4.109; opp. μέγεθος, Pl.Phd.109b (pl.);

ἡ ἰ. αὐτοῦ ἦν ὡς ἀστραπή Ev.Matt.28.3

, etc.; of the elementary shapes,

ἄτομοι ἰδέαι Democr.

ap.Plu.2.1111a codd., cf. Fr.141 D.; of the four elements, Philistion ap.Anon.Lond.20.25.

2 semblance, opp. reality, γνώμην ἐξαπατῶσ' ἰδέαι outward appearances cheat the mind, Thgn.128.

3 kind, sort,

φύλλα τοιῆσδε ἰδέης Hdt.1.203

; φύσιν παρέχονται ἰδέης τοιήνδε [οἱ ποτάμιοι ἵπποι] Id.2.71; ἐφρόνεον διφασίας ἰ. they conceived two modes of acting, Id.6.100, cf. 119; τὰ ὄργι' ἐστὶ τίν' ἰ. ἔχοντά σοι; what is their nature or fashion? E.Ba.471; ἑτέραν ὕμνων ἰ. Ar.Ra.384; καινὰς ἰ. εἰσφέρειν new forms of comedy, Id.Nu. 547; τίς ἰ. βουλεύματος; Id.Av.993; πᾶσα ἰ. θανάτου every form of death, or death in every form, Th.3.81, cf. 83, 2.51;

πολλαὶ ἰ. πολέμων Id.1.109

;

ἡ ὑπάρχουσα ἰ. τῆς παρασκευῆς Id.4.55

; πᾶσαν ἰδέαν πειράσαντες having tried every way, Id.2.19; τῇ αὐτῇ ἰ. Id.3.62, 6.76; οὐκ ἐν ταῖς αὐταῖς ἰ. not in the same relations, Isoc.3.44: εἰς μίαν τινὰ ἰ. into one kind of existence, Pl.Tht.184d;

ἄλλη ἰ. πολιτείας Id.R.544c

, etc.;

ἀγοραίας . . ἰδέας τοῦ βίου Epicur.Fr.196

.

4 esp. in Rhet., etc., of literary form,

ἀμφοτέραις ταῖς ἰδέαις κατεχρήσαντο πρὸς τὴν ποίησιν Isoc.2.48

, cf. 15.47,183; ἡ ἰαμβικὴ ἰ. Arist. Po.1449b8, cf. 1450b34, Rh.Al.1425a9, etc.; ἡ ἐν τῷ λέγειν ἰ. Phld. Rh.2.258 S.

b style, Πλατωνική, Δημοσθενικὴ ἰ., Syrian.in Hermog. 1.112 R.

c a quality of style (e.g. σαφήνεια, γοργότης, etc.), Hermog.Id.tit., etc.

II in Logic,= εἶδος, class, kind: hence, principle of classification,

ἔφησθα . . μιᾷ ἰδέᾳ τά τε ἀνόσια ἀνόσια εἶναι καὶ τὰ ὅσια ὅσια Pl.Euthphr.6d

, cf. Phdr.265d. Sph.253d, etc.

2 pl. in Platonic Philosophy, ideal forms, archetypes,

τὰς . . ἰ. νοεῖσθαι μέν, ὁρᾶσθαι δ' οὔ Id.R.507b

, cf. 596b,al., Arist.Metaph.990a34, al., EN1096a17: also in sg., ἡ τοῦ ἀγαθοῦ ἰ. Pl.R.508e, al., cf. εἶδος.

3 notion, idea,

προάγειν τὸν ἀποκρινόμενον ἐπὶ τὴν ἰ. ἀγνοουμένου πράγματος Nausiph.2

. (Written εἰδέα in later Greek, as PGen.16.17 (iii A.D.), v.l. in Ev.Matt.28.3.)