κανονικός
Φίλον βέβαιον ἐν κακοῖσι μὴ φοβοῦ → Fidelem amicum ne time in rebus malis → Hab in der Not nicht Angst vor einem treuen Freund
English (LSJ)
ή, όν, (κανών)
A of or belonging to a rule, ἀρχή A.D.Adv. 141.29; regular, according to rule, διαφοραί Gal.7.417; ἀναλογία Eust. 113.40, etc. Adv -κῶς Artem.1.1a. 2 connected with assessment (cf. κανών 11.6), PMasp.131.13 (vi A. D.). II ἡ -κή (sc. τέχνη) the mathematical theory of music (Pythag., cf. Ptolemaisap.Porph.in Harm.p.207), based on the division of the monochord (cf. κανών 1.10), Gell.16.18; κ. θεωρία, τέχνη, Ph.1.22, Procl.in Euc.p.40F. 2 belonging to an astronomical table, Vett.Val.141.14; κανονικοί, οἱ, constructors of such tables, Cleom.2.6. 3 κανονικόν, τό, the equivalent of Logic in Epicurean philosophy, D.L.10.30: pl., τὰ κ. S.E.M.7.22; title of work by Antiochus, ib.201; ὁ κ. λόγος dub. in Phld.Ir. p.65W.