What is "rcd"

RCD may stand for:

• Residual-current device in electrical engineering, a 'safety switch' style mechanism to prevent electrocution
• Rassemblement Congolais pour la Démocratie, a rebel group in the Democratic Republic of the Congo
• The Royal Canadian Dragoons, a Canadian Forces armoured regiment
• Rassemblement Constitutionnel Démocratique, a political party in Tunisia
• Rally for Culture and Democracy, a political party in Algeria
• Rabbit calicivirus, a virus that causes Rabbit Haemorrhagic Disease
• Regional Cooperation for Development, a former multi-governmental organization of Iran, Pakistan and Turkey
• Spanish Real Club Deportivo or Catalan: Reial Club Deportiu, various football clubs:
  • RCD Mallorca
  • RCD Espanyol de Barcelona
  • RC Deportivo de La Coruña
• Rural cluster developments, a form of subdivision of residential housing
• Registered Community Design, an industrial design right that covers the European Community