curium

cu·ri·um

C c

Definitions of curium word

noun curium a silvery-white metallic transuranic element artificially produced from plutonium. Symbol: Cm; atomic no: 96; half-life of most stable isotope, 247Cm: 1.6 x 107 years; valency: 3 and 4; relative density: 13.51 (calculated); melting pt: 1345±400°C 3
noun curium an extremely radioactive, metallic chemical element, one of the actinides, generally produced by neutron bombardment of plutonium or americium: symbol, Cm; at. no., 96 3
noun curium a radioactive element not found in nature but discovered in 1944 among the products of plutonium after bombardment by high-energy helium ions. Symbol: Cm; atomic number: 96. 1
noun curium The chemical element of atomic number 96, a radioactive metal of the actinide series. Curium does not occur naturally and was first made by bombarding plutonium with helium ions. 1
noun curium A transuranic chemical element (symbol Cm) with an atomic number of 96. 0

before 1946

One of the 6% newest English words

1946; < New Latin; named after M. and P. Curie; see -ium

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