/oh dee"euhm/ , n. , pl. odea /oh dee"euh/ .
1. a hall, theater, or other structure for musical or dramatic performances.
2. (in ancient Greece and Rome) a roofed building for musical performances.
[ 1595-1605; odeum music hall oideîon, equiv. to oid ( é ) song, ODE + -eion suffix denoting place ]