noun (n)

• the ability to comprehend; to understand and profit from experience(noun.cognition)

  Antonym:
  stupidity
  

  source: wordnet30
• a unit responsible for gathering and interpreting information about an enemy(noun.group)

  Synonym:
  intelligence agency, intelligence service
  

  source: wordnet30
• secret information about an enemy (or potential enemy)(noun.communication)

  Example:
  We sent out planes to gather intelligence on their radar coverage.
  

  Synonym:
  intelligence information
  

  source: wordnet30
• information about recent and important events(noun.communication)

  Synonym:
  news, tidings, word
  

  source: wordnet30
• the operation of gathering information about an enemy(noun.act)

  Synonym:
  intelligence activity, intelligence operation
  

  source: wordnet30
• The act or state of knowing; the exercise of the understanding.(noun)

  source: webster1913