calamity /kəˈlæmiti/ n. ［c］& [u] 灾难，不幸事件：natural calamities 自然灾难 The fire was a terrible calamity. 这次失火是可怕的灾难。The journey had led to calamity and ruin.这次旅行导致了灾难和毁灭。If we had been careful such a calamity would not have befallen us.假如我们谨慎的话，这种灾难不会降临到我们的头上。