2. Any room adapted to the exhibition of any performances
before an assembly, as public lectures, scholastic
exercises, anatomical demonstrations, surgical operations,
etc.
3. That which resembles a theater in form, use, or the like;
a place rising by steps or gradations, like the seats of a
theater. --Burns.
Shade above shade, a woody theater Of stateliest
view. --Milton.
4. A sphere or scheme of operation. [Obs.]
For if a man can be partaker of God's theater, he
shall likewise be partaker of God's rest. --Bacon.
5. A place or region where great events are enacted; as, the
theater of war.