Final answer:
A data dictionary is the documentation of all data flows and data elements.
Step-by-step explanation:
The term that describes the documentation of all data flows and each data element is data dictionary. A data dictionary is a central repository that provides detailed information about the data in a database or dataset. It helps in understanding the structure, usage, and relationships of the data elements.
For example, in a business setting, a data dictionary would define and describe all the data elements used in different processes and systems. It would include information like data type, length, format, source, and any constraints or rules associated with the data element.