γυμναςτέον

α, ον, Adj.
A. one must train, τὸ σῶμα X. Mem. 2.1.28; of disputation, Arist. Top. 164b9.
II. Adj. ‐τέος,α, ον, Philostr. Gym. 29, al.
Liddell, Scott & Jones
A Greek-English Lexicon, 1940
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