J
Join node [UML] : A node in an activity that synchronizes several concurrent fl ows, grouping them
into one. There is an arbitrary number of incoming edges and exactly one outgoing edge.
Join pseudo state [UML] : A pseudo state that groups transitions from orthogonal regions.
Junction pseudo state [UML] : A pseudo state that connects transitions and composes them
into a path.
L
Lifeline [UML] : A lifeline represents a communication partner in an interaction. It describes
the element ??™ s name, type, and lifecycle.
Link [UML] : An instance of an association (i.e., a specifi c relationship) between two
objects.
M
Measure of Effectiveness (MOE) [SysML] : MOE, also called Effectiveness Measure, is a metric
stating a customer ??™ s satisfaction with the technical properties of a system.
Mechanical system [SYSMOD] : A special external system that has only mechanical aspects
from the own system ??™ s view.
Merge node [UML] : A node in an activity at which several fl ows are merged into one fl ow.
There is an arbitrary number of incoming edges and exactly one outgoing edge.
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