Definition of Amperian in English:


Pronunciation /amˈpɛːrɪən/


(also Amperean)
  • Of or relating to André-Marie Ampère or his theory of electromagnetic currents; specifically (a) designating the circulating currents produced by the motion of electrons and giving rise to the phenomena of magnetism; (b) relating to the proportional relationship between the integral of a magnetic field and an electric current flowing in a closed loop, expressed by Ampère's law.


Mid 19th century; earliest use found in William Whewell (1794–1866), college head and writer on the history and philosophy of science. From the name of André-Marie Ampère + -ian.