Wordnet 3.0
NOUN (1)
1. 
 an international organization of European countries formed after World War II to reduce trade barriers and increase cooperation among its members; 
- Example: "he tried to take Britain into the Europen Union"[syn: European Union, EU, European Community, EC, European Economic Community, EEC, Common Market, Europe]
WordNet (r) 3.0 (2006):
EEC
    n 1: an international organization of European countries formed
         after World War II to reduce trade barriers and increase
         cooperation among its members; "he tried to take Britain
         into the Europen Union" [syn: European Union, EU,
         European Community, EC, European Economic Community,
         EEC, Common Market, Europe]