Natatorium n. : A swimming bath.

Example:


Taxonomy
natatorium, free encyclopedia, swimming pool, natatoria, pool, indoor pool, Waikiki Natatorium, in Waikiki, Waikiki War Memorial Natatorium, search, strictly speaking, cella, school, fitness club, high schools, salt-water, health concerns, Ying Tung Natatorium.

Defination from the web:
natatorium in Waikiki. A natatorium is, strictly speaking, a structurally separate building containing a swimming pool. ... Retrieved from "http://en.wikipedia.org/wiki/Natatorium" Categories: Swimming pools ...