from The American Heritage® Dictionary of the English Language, 4th Edition
- Siemens, Ernst Werner von 1816-1892. German engineer who made notable improvements to telegraphic and electrical apparatus. His brother Karl Wilhelm, later Sir Charles William Siemens (1823-1883), invented a regenerative steam engine and designed a steamship for laying long-distance cables.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. engineer who was a brother of Ernst Werner von Siemens and who moved to England (1823-1883)
- n. a unit of conductance equal to the reciprocal of an ohm
- n. German electrical engineer (1816-1892)
Sorry, no etymologies found.