大地震

Noun

 * 1) large earthquake (typically with a magnitude 7 or greater)

Etymology 1
Compound of.

Noun

 * 1) a large earthquake; typically has a magnitude 7 or greater

Usage notes

 * Both readings and  are common. The  insists on reading it as.

Etymology 2
Compound of.

Noun

 * 1) a large earthquake; typically has a magnitude 7 or greater

Usage notes

 * Both readings and  are common. The  insists on reading it as.