Main entry: Siemens, Ernst Werner von Siemens
Definition: German electrical engineer (1816-1892)
Main entry: Siemens, Sir Charles William Siemens, Karl Wilhelm Siemens
Definition: engineer who was a brother of Ernst Werner von Siemens and who moved to England (1823-1883)
Main entry: mho, reciprocal ohm, siemens, S
Definition: a unit of conductance equal to the reciprocal of an ohm