container

noun

1. 1

   Someone who contains; something that contains.

2. 2

   An item in which objects, materials or data can be stored or transported.

3. 3

   A very large, typically metal, box used for transporting goods.

4. 4

   (by extension) Someone who holds people in their seats or in a (reasonably) calm state.

5. 5

   A file format that can hold various types of data.

6. 6

   An abstract data type whose instances are collections of other objects.

7. 7

   Any user interface component that can hold further (child) components.