noun
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.
爆心地から半径1キロ以内は壊滅的な被害を受けた。
Within a 1-kilometer radius from the hypocenter, catastrophic damage was sustained.
原爆の爆心は広島の中心部に位
The hypocenter of the atomic bomb was located in central Hiroshima.