Package

A group of classes and other model elements.

(P)

Model

A model is an abstraction of a physical system from a particular point of view. A model contains a hierarchy of packages/ subsystems and other model elements that describe the system.

(M)

Profile

A Profile is a kind of Package that extends a reference metamodel.

Package Merge

A package merge is a directed relationship between two packages that indicates that the contents of the two packages are to be combined.

Package Import

A package import is defined as a directed relationship between an importing namespace and a package, the members of which are imported into that namespace.

Element Import

An element import is defined as a directed relationship between an importing namespace and a packageable element.