ernst werner von siemens


[see-muhnz; German zee-muhns]
(Ernst) Werner von [ernst ver-nuhr fuhn] , 1816–92, German inventor and electrical engineer.
his brother, Sir William (Karl Wilhelm Siemens) 1823–83, English inventor, born in Germany. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
siemens (ˈsiːmənz)
n , pl siemens
S, Formerly called: mho the derived SI unit of electrical conductance equal to 1 reciprocal ohm

Siemens (ˈsiːmənz)
1.  Ernst Werner von (ɛrnst ˈvɛrnər fɔn). 1816--92, German engineer, inventor, and pioneer in telegraphy. Among his inventions are the self-excited dynamo and an electrolytic refining process
2.  his brother, Sir William, original name Karl Wilhelm Siemens. 1823--83, British engineer, born in Germany, who invented the open-hearth process for making steel

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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American Heritage
Medical Dictionary

siemens sie·mens (sē'mənz)
n. pl. siemens
A unit of electrical conductance in the International System of Units, equal to one ampere per volt.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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American Heritage
Science Dictionary
siemens   (sē'mənz)  Pronunciation Key 
Plural siemens
See mho.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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Encyclopedia Britannica

ernst werner von siemens

German electrical engineer who played an important role in the development of the telegraph industry.

Learn more about Siemens, Ernst Werner von with a free trial on

Encyclopedia Britannica, 2008. Encyclopedia Britannica Online.
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