n. [ NL. ] (Chem.) The first proposed name for a supposed new element of the rare-earth group, accompanying lutecium and scandium in the gadolinite earths. It is now considered identical to Lutetium. The proposed symbol was Ct (no period), but this name and symbol are no longer used. [ Webster 1913 Suppl. +PJC ]
(n) a monarchy in northwestern Europe; headquarters for the European Union and for the North Atlantic Treaty Organization, Syn. Belgique, Kingdom of Belgium