English to English

noun (n)

• an atmosphere of depression and melancholy(noun.state)

  Synonym:
  gloom, glumness
  

  source: wordnet30
• a feeling of melancholy apprehension(noun.feeling)

  Synonym:
  gloom, somberness, sombreness
  

  source: wordnet30
• the quality of excessive mournfulness and uncheerfulness(noun.attribute)

  Synonym:
  lugubriousness, sadness
  

  source: wordnet30
• State of being gloomy.(noun)

  source: webster1913