Artificial intelligent assistant

ephebeum

ephebeum Antiq.
  (ɛfiːˈbiːəm)
  [L., a. Gr. ἐϕηβεῖον, f. ἔϕηβος ephebe.]
  A court in the palæstra for the young men to exercise themselves.

1697 Potter Archæol. Græcæ i. viii. 40 (caption) The Ephebeum. 1851–2 Archit. Publ. Soc., Detached Ess. (1853) Baths 3/1 The ephebæum (or young men's hexedra). 1901 R. Sturgis Dict. Archit., Ephebeion; -eum. In Greek archæology, a place for the youths (epheboi) to exercise; hence, in Greco-Roman archæology, any place for gymnastic exercises, as in connection with Roman thermæ.

Oxford English Dictionary

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