Word Study
ampere
CIDE DICTIONARY
ampere, n. [From the name of a French electrician.].
The unit of electric current; -- defined by the International Electrical Congress in 1893 and by U. S. Statute as, one tenth of the unit of current of the C. G. S. system of electro-magnetic units, or the practical equivalent of the unvarying current which, when passed through a standard solution of nitrate of silver in water, deposits silver at the rate of 0.001118 grams per second. Called also the international ampère . [1913 Webster]
OXFORD DICTIONARY
ampere, n. Electr. the SI base unit of electric current.
Usage
Symb.: A.
Etymology
A. M. Amp{egrave}re, Fr. physicist d. 1836
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