辞書 英語 - 英語
- natural disaster 英語で:
1. 
a sudden event such as a flood or storm which causes great damage or suffering
英語 "という言葉natural disaster"（a sudden event such as a flood or storm which causes great damage or suffering）集合で発生します。
Use of English 2 page 28, 292. 
an act of God
The insurance company dismissed the accident as an act of God and refused to pay out.
英語 "という言葉natural disaster"（an act of God）集合で発生します。
Idioms database3. 
calamity
Failure in one test shouldn't be regarded as a calamity.
A calamity was avoided by sheer luck.
This is not going to end in calamity
state of national calamity
They will face a humanitarian calamity of their own making.
Some people believe that Santa Ana's wind can cause weird behaviour and calamity.
emergency measures may be necessary in order to avert a calamity
He prophesied that a dreadful calamity would happen.
There is one rule that works in every calamity. Be it pestilence, war, or famine, the rich get richer and poor get poorer. The poor even help arrange it.
Calamity Jane lived in California.
a natural event such as a flood or earthquake that causes great damage or loss of life 