The systematic mass murder (genocide) of six million Jews perpetrated by Nazi Germany shortly before and during World War II.
The systematic mass murder (democide) of eleven million people, namely six million Jews and five million others (including Romanis, Slavs, homosexuals, and people with physical and mental disabilities), perpetrated by Nazi Germany shortly before and during World War II.
Used other than figuratively or idiomatically: see final, solution.
The planned and attempted mass murder of the European Jews by the Nazis; the Holocaust.