Emily Dickinson Lexicon

DIS-AS'TROUS, a.

1. Unlucky; unfortunate; calamitous; occasioning loss or injury; as, the day was disastrous; the battle proved disastrous; their fate was disastrous. Fly the pursuit of my disastrous love. – Dryden.
2. Gloomy; dismal; threatening disaster. The moon / In dim eclipse, disastrous twilight sheds. – Milton.