Definition of "moroseness" [mo•rose•ness]

• Gloominess; sullenness; deep sadness. (noun)

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• "Regular meals keep the blood sugar level at a normal high, and prevents the terrible let down feeling that can result in moroseness, negativism, and sometimes even anger."
• "Their moroseness was a prelude to what was to follow."
• "I don't recall him expressing "moroseness" over the 4,000+ dead Americans, 20, 000+ maimed Americans, and 600, 000 thousand dead Iraqis in the war for which he relentlessly propagandized."