noun (plural amperes)
- a unit of electrical current, the standard base unit in the International System of Units. Abbreviation: amp, Symbol: A
- Definition: The ampere is that constant current which, if maintained in two straight parallel conductors of infinite length, of negligible circular cross-section, and placed 1 metre apart in vacuum, would produce between these conductors a force equal to 2 x 10"7 newton per metre of length. (http://www.bipm.fr/en/si/base_units/ampere.html The International Bureau of Weights and Measures)
Etymology: Named after the French phyicist w:André-Marie Ampère, Ampère.
- French: ampère(fr)m
- German: Ampère(de)n
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