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单词 diamagnetism
释义

Collins Concise English Dictionary © HarperCollins Publishers::
diamagnetism /ˌdaɪəˈmæɡnɪˌtɪzəm/ n
  1. the phenomenon exhibited by substances that have a relative permeability less than unity and a negative susceptibility. It is caused by the orbital motion of electrons in the atoms of the material and is unaffected by temperature
WordReference Random House Unabridged Dictionary of American English © 2024
di•a•mag•net•ic  (dī′ə mag netik),USA pronunciation adj. [Physics.]
  1. Physics, Electricityof or pertaining to a class of substances, as bismuth and copper, whose permeability is less than that of a vacuum: in a magnetic field, their induced magnetism is in a direction opposite to that of iron. Cf. antiferromagnetic, ferrimagnetic, ferromagnetic, paramagnetic.
  • 1840–50; dia- + magnetic
di′a•mag•neti•cal•ly, adv. 
di•a•mag•net•ism  (dī′ə magni tiz′əm),USA pronunciation n. 
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