LSJ

διάνοια^ , h(, Aeol. διανοιΐα Alc.Supp.1a.1 (nisi leg. δι᾽ ἀνοιΐα[ν]), poet. also διανοία_ acc. to Eust.1679.29:—
A. thought, i.e. intention, purpose, Hdt.1.46,90, And.4.35, etc.; τῇ διανοίᾳ in the spirit of his action, D.21.219; “ὤλοντ᾽ ἀσεβεῖ διανοίᾳ” A.Th.831 (lyr.); “μαινόλις δ.” Id.Supp.109 (lyr.); “εὔφρονος ἐκ δ.” Id.Ag.797 (lyr.), cf. Eu.1013 (anap.); “τοῦ ὑπαπιέναι τὴν διάνοιαν ἔχειν” Th.5.9; “ἐπί τινι” Isoc.5.14; “πρός τινι” Anaxipp.1.37; “ἐπ᾽ ἄλλο τι . . τρέψαι τινὸς τὴν δ.” Pl. Euthd.275b; ἐξ ὅλης τῆς δ. with all one's heart, Arr.Epict.2.2.13; “ἐχθροὺς τῇ δ.” Ep.Col.1.21.
2. thought, notion, Hdt.2.169, Pl. Phd.63d, Arist.Metaph.986b10; “ἀπὸ τῆς αὐτῆς δ.” D.18.210.
II. process of thinking, thought, “ὁ ἐντὸς τῆς ψυχῆς πρὸς αὑτὴν διάλογος . . ἐπωνομάσθη δ.” Pl.Sph.263d; “πᾶσα δ. ἢ πρακτικὴ ἢ ποιητικὴ ἢ θεωρητική” Arist.Metaph.1025b25; “ταχίστη ἡ διανοίας κίνησις” Id.LI968a25; esp. discursive thought, opp. νόησις, Procl.Inst.123.
III. thinking faculty, intelligence, understanding, “ὡς μεταξύ τι δόξης τε καὶ νοῦ τὴν δ. οὖσαν” Pl.R.511d, al.; opp. σῶμα, Id.Lg.916a, cf. R.395b; “ἔστιν ὥσπερ τοῦ σώματος καὶ τῆς δ. γῆρας” Arist.Pol.1270b40; “ἐπιτάττοντος τοῦ νοῦ καὶ λεγούσης τῆς δ. φεύγειν τι ἢ διώκειν” Id.de An.433a2; “ἔκστασις διανοίας” LXXDe.28.28.
IV. thought expressed, meaning of a word or passage, Pl.Ly.205b, Phdr.228d; “τὰς τῶν ὀνομάτων δ.” Id.Cra.418a; “τὴν αὐτὴν ἔχει δ.” Arist.de An.404a17; ἡ φυσικὴ δ. τοῦ νόμου Aristeas171; so δ., opp. ῥητόν, spirit, opp. letter, Hermog.Stat.2.
V. intellectual capacity revealed in speech or action by the characters in drama, Arist.Po.1450a6, b11, 1456a34, Rh.1404a19, al. (Rare in Poetry.)

Henry George Liddell. Robert Scott. A Greek-English Lexicon. revised and augmented throughout by. Sir Henry Stuart Jones. with the assistance of. Roderick McKenzie. Oxford. Clarendon Press. 1940.

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