ἀκτίς

aktis

ray, beam

Appears 7 times across Aristotle's works.

Frequency by work

Click a work to list every occurrence by Bekker number — each links into the reader.

Meteorology 3
Open Meteorology ›
Book I 2
Chapter 3 339a33–341a36

340a32

Chapter 8 345a11–346b15

345b6
Book III 1
Chapter 4 373a32–375b15

374b4
Sense and Sensibilia 2
Open Sense and Sensibilia ›
Chapter 2 437a19–439a5

437b31
Chapter 6 445b3–448a27

446b2
On Colours 1
Open On Colours ›
Chapter 1 791a1–792a3

791b1
De Anima 1
Open De Anima ›
Book I 1
Chapter 2 403b20–405b30

404a4

Dictionary (LSJ)

ἀκτίς (nom. ἀκτίν Hdn.Gr.2.511), [ῑ] ῖνος, ἡ, A. ray, beam : Hom. only dat. pl., ἀκτῖσιν Od. 5.479, 19.441. ἀκτίνεσσιν 11.16, Il. 10.547 ; Ἠελίοιο ἀκτῖνες Mimn. 11.6, cf. Emp. 84, Ar. Av. 1009, Arist. Mete. 374b4, etc.; sg., S. Tr. 685, cf. ἀνὰ μέσσαν ἀκτῖνα, i.e. from south, S. OC 1247; ἀκτῖνες μέσαι noonday, E. Ion 1136; τὰ πρὸς ἀκτῖνα ἔθνη peoples of the East, Philostr. V A 2.2 :— of lightning, ἀκτῖνες στεροπᾶς ἀπορηγνύμεναι Pi. P. 4.198; ὦ Διὸς ἀκτίς, παῖσον S. Tr. 1086; πυρός Sopat. 13, Pl. Ti. 78d; of the eyes, ἀκτῖνας προσώπου, Pi. Fr. 123, cf. Ar. V. 1032; visual rays, Hipparch. ap. Placit. 4.13.9. 2. metaph., brightness, splendour, glory, ἀ. ἀγώνων, καλῶν ἐργμάτων, Pi. P. 11.48, I. 4(3).42; ἀκτῖνες ὄλβου splendid fortunes, Id. P. 4.255. 3. ray shot from the left by planet to planet (opp. ὄψις, q.v.), Heph.Astr. 1.16, Porph. Intr.p.189; τὴν ἀ. ἐπιφέρων Vett. Val. 136.19, cf. Ptol. Tetr. 126. II. spoke of a wheel, AP 9.418 (Antip.).

Key passages & sense analysis (Bonitz)

Index Aristotelicus. Hermann Bonitz's sense-by-sense analysis of ἀκτίς — with the passages he singles out as decisive for each meaning — will appear here. That curated, interpretive selection is the layer LSJ and a raw concordance don't provide. Digitisation in progress; this entry is not yet available.

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