peace in WordNet English dictionary

1. the absence of mental stress or anxiety
   peace  peacefulness  peace of mind  repose  serenity  heartsease  ataraxis 
   
2. a treaty to cease hostilities
   "peace came on November 11th"
   peace  peace treaty  pacification 
   
3. the state prevailing during the absence of war
   peace 
   
4. harmonious relations; freedom from disputes
   "the roommates lived in peace together"
   peace 
   
5. the general security of public places
   "he was arrested for disturbing the peace"
   peace  public security