Meaning of the word calamitous in English

What does calamitous mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

calamitous

US /kəˈlæm.ə.t̬əs/
UK /kəˈlæm.ɪ.təs/

Adjective

involving calamity; catastrophic or disastrous

Example:
The earthquake was a calamitous event for the region.
His decision led to calamitous consequences.