Definitions for "Metadirectory"
A directory that acts as a superset of all other directories. Metadirectories have evolved from stand-alone products to services that enable a given directory to synchronize and exchange information with other data repositories.
a very different thing than a metadata repository
A directory solution that shares information between all enterprise directories, integrating them into one virtual directory. It centralizes administration, thereby reducing administrative costs. It synchronizes data between directories, thereby ensuring that it is consistent and up-to-date across the enterprise.