saturnine

Of a person: having a tendency to be cold, bitter, gloomy, sarcastic, and slow to change and react.

Of a setting: depressing, dull, gloomy.

Of, pertaining to, or containing lead (which was symbolically associated with the planet Saturn by alchemists).

Of a disease: caused by lead poisoning (saturnism); of a person: affected by lead poisoning.

Pertaining to the astrological influence of the planet Saturn; having the characteristics of a person under such influence (see sense 1).