Marketing taxonomies are used to classify marketing definitions. For example, a goal may have one or more goal facets, and an outcome may belong to an outcome group. The following is true of all taxonomies:
Taxonomies are represented by items in Sitecore.
Taxonomies are defined by marketers.
Taxonomies are deployed to the reference data store. If a taxonomy has not been deployed, it cannot be used in an xDB context such as processing.
Every definition type has its own taxonomy manager in the Marketing Operations API.
Refer to the for more information about how to work with taxonomies as a business user.