Ground-zero [patched] -

At this evolved ground-zero, the meaning is no longer about the blast wave or the fireball. It is about:

Here are common contemporary uses:

This is perhaps the most unique iteration of ground-zero in history: a place of mass death that has been intentionally redesigned as a place of peaceful reflection. At Hiroshima’s Peace Memorial Park, the A-Bomb Dome is preserved in ruin. At New York’s Ground Zero, the site has been simultaneously a grave, a construction zone, and a garden. ground-zero