Unified modelling language

Unified modelling language™ is a notation specified by the Object Management Group for describing software application structure, behaviour, and architecture. It can also be used for describing business processes and data structures. The most common UML® diagrams used by business analysts are use case diagrams, activity diagrams, state machine diagrams (also known as state diagrams), and class diagrams.

Definitions

According to the BABOK Guide (3rd edition),

Unified modelling language™ A notation specified by the Object Management Group for describing software application structure, behaviour, and architecture. It can also be used for describing business processes and data structures. The most common UML® diagrams used by business analysts are use case diagrams, activity diagrams, state machine diagrams (also known as state diagrams), and class diagrams.