1. having a gloomy, morose, or sullen temperament

Examples

• The professor’s saturnine expression made students hesitant to ask questions.
• His saturnine mood lasted for days after receiving the bad news.
• She found his saturnine personality rather off-putting at first.
• The character’s saturnine nature contrasted sharply with his cheerful companion.
• Despite his saturnine appearance, he was actually quite kind.
• The saturnine atmosphere in the office affected everyone’s productivity.