noun (n)

• a public statement containing information about an event that has happened or is going to happen(noun.communication)

  Example:
  The promulgation was written in English.
  

  Synonym:
  announcement
  

  source: wordnet30
• the official announcement of a new law or ordinance whereby the law or ordinance is put into effect(noun.communication)

  source: wordnet30
• the formal act of proclaiming; giving public notice(noun.act)

  Example:
  His promulgation of the policy proved to be premature.
  

  Synonym:
  proclamation
  

  source: wordnet30
• The act of promulgating; publication; open declaration; as, the promulgation of the gospel.(noun)

  source: webster1913