A string used to identify a model element.
A part of the model in which the names can be defined and used. Within a namespace, each name has a unique meaning.
See also: name
An association among three or more classes. Each instance of the association is an n-tuple of values from the respective classes.
Contrast: binary association
A connector used as an alternative membership notation to indicate nested members within an element; for example, a package that has nested members. The nested members of a package could also be shown inside the package rather than linked by the nesting connector.
A classifier that represents a run-time computational resource, which generally has at least a memory and often processing capability. Run-time objects and components can reside on nodes.