| caesium chloride | <chemical> Salt that yields aqueous solutions of high density. When equilibrium has been established between sedimentation and diffusion during ultracentrifugation, a linear density gradient is established in which macromolecules such as DNA band at a position corresponding to their own buoyant density. (18 Nov 1997) |
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| caesium |
cesium: a soft silver-white ductile metallic element (liquid at normal temperatures); the most electropositive and alkaline metal
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| caesium | a soft silver-white ductile metallic element (liquid at normal temperatures) |
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| caesium | an atomic clock based on the energy difference between two states of the caesium nucleus in a magnetic field |
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