containerlike
Containerlike is an adjective describing something that resembles or functions as a container, meaning it encloses, holds, or bounds contents or space. The term is descriptive rather than a fixed technical label, and its precise sense varies by field. It can refer to physical objects that actually contain substances, or to abstract constructs that perform containment-like work within a system.
In use, containerlike appears across disciplines as a way to highlight enclosure and boundary without committing
Examples include a box-shaped shell around internal components, a user interface element that contains multiple widgets,
See also: container, containerization, enclosure, boundary, sandbox.