gym·kha·na 
(j
ĭm-kä
n
ə)
n.1. Any of various meets at which contests are held to test the skill of the competitors, as in equestrianship, gymnastics, or sports car racing.
2. The place where such an event is held.
[Probably alteration (influenced by GYMNASTICS) of Hindi geṁd-khānā, racket court : geṁd, ball (of Dravidian origin) + khānā, house (from Persian khāna, variant of khān; see KHAN2).]