Meaning : A state of extreme (usually irremediable) ruin and misfortune.
Example :
Lack of funds has resulted in a catastrophe for our school system.
His policies were a disaster.
Synonyms : catastrophe
Meaning : An event resulting in great loss and misfortune.
Example :
The whole city was affected by the irremediable calamity.
The earthquake was a disaster.
Synonyms : calamity, cataclysm, catastrophe, tragedy
Meaning : An act that has disastrous consequences.
Disaster ka meaning, vilom shabd, paryayvachi aur samanarthi shabd in Hindi. Disaster ka matlab kya hota hai?