noun, plural mhos. Electricity.
See under siemens.
Also called reciprocal ohm. Unabridged


noun (used with a singular verb)
Electricity. the standard unit of electrical conductance in the International System of Units (SI), equal to the reciprocal of the ohm and replacing the equivalent MKS unit (mho) Abbreviation: S

1930–35; named after Sir W. Siemens Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
mho (məʊ)
n , pl mhos
the former name for siemens
[C19: formed by reversing the letters of ohm (first used by Lord Kelvin)]

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

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American Heritage
Medical Dictionary

mho (mō)
n. pl. mhos
A siemens.

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
mho   (mō)  Pronunciation Key 
The SI derived unit of electrical conductance, equal to one ampere per volt. It is equivalent to the reciprocal of the ohm unit. Also called siemens.
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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