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Clau·si·us(klou′zē-o͝os), Rudolf 1822-1888.
German mathematician and physicist noted for his work on the laws of thermodynamics.
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(Biography) Rudolf Julius (ˈruːdɔlf ˈjuːliʊs). 1822–88, German physicist and mathematician. He enunciated the second law of thermodynamics (1850) and developed the kinetic theory of gases
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