Caesium - Definition
caesium
n 1: a soft silver-white ductile metallic element (liquid at
normal temperatures); the most electropositive and alkaline
metal [syn: cesium, caesium, Cs, atomic number 55]
n 1: a soft silver-white ductile metallic element (liquid at
normal temperatures); the most electropositive and alkaline
metal [syn: cesium, caesium, Cs, atomic number 55]