center of an explosion; hypocenter
Refers to the point directly under or at the center of an explosion, often used in contexts of nuclear blasts or large-scale detonations.
Within a 1-kilometer radius from the hypocenter, catastrophic damage was sustained.
The hypocenter of the atomic bomb was located in central Hiroshima.
hypocenter; ground zero; center of explosion
Compound of 爆 (baku, 'explosion') and 心 (shin, 'center'). The reading ばくしん follows standard on'yomi.