pehme hõbevalge metall, omadustelt haruldane muldmetall (lantanoid), keemiline element järjenumbriga 58

a malleable ductile steel-grey element of the lanthanide series of metals, used in lighter flints and as a reducing agent in metallurgy, keemiline element, lantanoid, järjenr 58, aatomm 140,12

an establishment of military and civilian posts for a military organization that needs to respond to a crisis which does not fall under Article 5 of the North Atlantic Treaty