What is "obsolesced"

Usage examples of "obsolesced".

Like the rest of the furnishings, they were not new, but in recent centuries, equipment had obsolesced slowly.

The University hadn't taught him or his predecessors what it didn't have access to, and, wondrous to say, the people in Defense who'd understood the data had died, and their successors had just guarded the file drawers without knowing what they were sitting on… until the downloads from the ship in a matter of seconds had obsolesced the secrets the Defense Department was keeping.