Someone who contains; something that contains.
An item in which objects, materials or data can be stored or transported.
A very large, typically metal, box used for transporting goods.
(by extension) Someone who holds people in their seats or in a (reasonably) calm state.
A file format that can hold various types of data.
An abstract data type whose instances are collections of other objects.
Any user interface component that can hold further (child) components.