This is the 13648th most frequent German word.
ehemaliges
"Former" or "previous."
Describes the past designation of the building as a hospital.
Das Gebäude war ein ehemaliges Krankenhaus.
The building was a former hospital.
Indicates that the person was a school friend in the past but is not necessarily still connected.
Sie besuchten einen ehemaligen Schulfreund.
They visited a former school friend.
Refers to an artist who was active in the past but is referred to in a historical context.