- United Kingdom, UK, Great Britain, GB, Britain, United Kingdom of Great Britain and Northern Ireland - a monarchy in northwestern Europe occupying most of the British Isles; divided into England and Scotland and Wales and Northern Ireland
--1 is a kind of kingdom
--1 is a part of British Isles
--1 is a member of
--1 has parts:European Union, EU, European Community, EC, European Economic Community, EEC, Common Market, Europe; North Atlantic Treaty Organization, NATO England; Northern Ireland; Scotland; Wales, Cymru, Cambria