CALAMITOUS, adjective 1. Very miserable; involved in deep distress; oppressed with infelicity; wretched from misfortune; applied to men. 2. Producing distress and misery; making wretched; applied to external circumstances; as a calamitous event. 3. Full of misery; distressful; wretched; applied to state or condition.
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI