αὐστηρός

ά, όν, Adv., τό

αὕω

A. harsh, rough, bitter, ὕδωρ Pl. Phlb. 61c, cf. Ti. 65d; οἶνος αὐ., opp. γλυκύς, Hp. Acut. 52, Fract. 29, Arist. Pr. 872b35, 934a34; ὀσμή Id. de An. 421a30; of country, rugged, τόποι OGI 168.57 (i B.C.): metaph., harsh, crabbed, ποιητής Pl. R. 398a (Comp.); severe, unadorned, ἡ πραγματεία ἔχει αὐ. τι Plb. 9.1.2, cf. D.H. Dem. 47; γυμνάδος αὐστηρὸν . . πόνον severe, Epigr.Gr. 201. Adv. ‐ρῶς, κατεσκευάσθαι D.H. Dem. 43.
b. in moral sense, rigorous, austere, Arist. EE 1240a2; τοῖς βίοις Plb. 4.20.7 (Sup.), cf. Phld. Hom. p.23 O. (Comp.); αὐ. καὶ αὐθάδης D.H. 6.27, cf. Stoic. 3.162, Vett. Val.75.11; strict, exacting, Ev.Luc. 19.21, PTeb. 315.19 (ii A. D.); αὐστηρότερον,τό, excessive rigour, BGU 140.18 (ii A. D.). Adv. ‐ρῶς Satyr. Vit.Eur. Fr. 39 iv 19: Comp. ‐ότερον LXX 2 Ma. 14.30.
Liddell, Scott & Jones
A Greek-English Lexicon, 1940
An open-access project