ampere

Estimated CEFR level: C2 — Proficiency

Estimated from word frequency; not an official CEFR classification.

Definition

noun a former unit of electric current (slightly smaller than the SI ampere)
noun the basic unit of electric current adopted under the Systeme International d'Unites

Named after French physicist André-Marie Ampère (1775–1836).

The product of amperes multiplied by volts. — Electricity for Boys, James Slough Zerbe
It is the electro-motive force of one volt and the current intensity of one ampere. — Practical Mechanics for Boys, James Slough Zerbe
Finally, with a drain of ten thousand amperes, all the equipment available could handle, the needle was steady as a rock, though the tremendous load of 800,000,000 watts was cut in and out. — The Ultimate Weapon, John W., Jr. (John Wood) Campbell

international ampere

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