Disc (Disc): (1)Circular glass or plastic character master containing oen or more founts used n some second generation photosetters.

• (1)碟型字模，(2)磁碟:(1)一些第二世代照相排字机所采用的圆形字符母片，用玻璃或胶片制成，每片容纳一副或多副字体。