περίσκληρος

ον
A. very hard, Hp. Aff. 59, Epid. 6.1.10 : metaph., very rough, strong, πνεῦμα Antiph. 202.17 ; of persons, very tough, Heliod. (?)ap.Orib. 44.14.4.
Liddell, Scott & Jones
A Greek-English Lexicon, 1940
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