2. A room for the exhibition of works of art; as, a picture
gallery; hence, also, a large or important collection of
paintings, sculptures, etc.
3. A long and narrow platform attached to one or more sides
of public hall or the interior of a church, and supported
by brackets or columns; -- sometimes intended to be
occupied by musicians or spectators, sometimes designed
merely to increase the capacity of the hall.
4. (Naut.) A frame, like a balcony, projecting from the stern
or quarter of a ship, and hence called {stern gallery} or
{quarter gallery}, -- seldom found in vessels built since
1850.
5. (Fort.) Any communication which is covered overhead as
well as at the sides. When prepared for defense, it is a
defensive gallery.
6. (Mining) A working drift or level.
{Whispering gallery}. See under {Whispering}.