κυκλοειδής
From LSJ
κάλλιστον ἐφόδιον τῷ γήρᾳ ἡ παιδεία (Aristotle, quoted by Diogenes Laertius 5.21) → the finest provision for old age is education
English (LSJ)
ές,
A circular, Euc.Opt.36, Onos. 21.6, Ath.7.328d; τὸ κ. Plu.2.1004c. Adv. -δῶς Gal.Phil.Hist.100, Porph.in Cat.133.4.
German (Pape)
[Seite 1526] ές, kreisförmig; Ath. VII, 328 d; Plut. u. a. Sp.
Greek (Liddell-Scott)
κυκλοειδής: -ές, κυκλικός, Ἀθήν. 328D· τὸ κ. Πλούτ. 2. 1004C.