1. A container for keeping liquids in. It is usually made of glass or plastic and is shaped like a cylinder with a narrow top. English = bottle.
2. A metal container in which something like food, drink or paint is put. English = can, tin.
3. A container for keeping liquids in and keeping them either hot or cold for a long period of time. English = thermos.
4. In mathematics, container numbers represent magnitude by enclosing units in containers, that is, by drawing circles, boxes, or other enclosures around units. Each container multiplies the value of its contents by the base of the number system. The base is usually 10 (the decimal system) or 2 (the binary system).