a sheet of asbestos or other fireproof material that can be lowered just inside the proscenium arch in case of fire, sealing off the backstage area from the auditorium.
a curtain made of fireproof material that can be lowered to separate the auditorium and stage in a theatre to prevent the spread of a fire
[seyf-tee-di-poz-it] /ˈseɪf ti dɪˌpɒz ɪt/ adjective 1. safe-deposit.
- Safety-deposit box
noun 1. safe-deposit box. safe-deposit box or safety-deposit box noun 1. a lockable metal box or drawer, especially in a bank vault, used for safely storing valuable papers, jewelry, etc.
noun 1. factor of safety. factor of safety noun 1. the ratio of the maximum stress that a structural part or other piece of material can withstand to the maximum stress estimated for it in the use for which it is designed. factor of safety noun 1. the ratio of the breaking stress of a […]
noun 1. Photography. a film having a nonflammable base of triacetate cellulose. noun 1. photographic film consisting of a nonflammable cellulose acetate or polyester base