any of a subgroup of rare-earth metals, of which the terbium and yttrium metals comprise the other two subgroups.
a steel-gray, ductile metallic element of the rare-earth group found only in combination. Symbol: Ce; atomic weight: 140.12; atomic number: 58. Contemporary Examples Historical Examples noun a malleable ductile steel-grey element of the lanthanide series of metals, used in lighter flints and as a reducing agent in metallurgy. Symbol: Ce; atomic no: 58; atomic wt: […]
noun trademark (US & Canadian) a type of plastic binding used in strips to curl through the perforations in separate sheets of paper to bind them together
a durable, heat-resistant alloy formed by compacting and sintering a metal and a ceramic substance, used under conditions of high temperature and stress. noun any of several materials consisting of a metal matrix with ceramic particles disseminated through it. They are hard and resistant to high temperatures Also called ceramal
European Laboratory for Particle Physics; formerly called European Organization for Nuclear Research: an international research organization based in Geneva, Switzerland. Contemporary Examples noun acronym Conseil Européen pour la Recherche Nucléaire; an organization of European states with a centre in Geneva for research in high-energy particle physics, now called the European Laboratory for Particle Physics An […]