from The American Heritage® Dictionary of the English Language, 5th Edition.

  • adjective Of or relating to a substance that generates a magnetic field in the direction opposite to an externally applied magnetic field and is therefore repelled by it.

from The Century Dictionary.

  • Pertaining to or exhibiting diamagnetism.
  • noun A substance which is diamagnetic in a magnetic field of force. See diamagnetism, 1.
  • Of lower permeability than air. See magnetic *circuit.

from the GNU version of the Collaborative International Dictionary of English.

  • adjective Pertaining to, or exhibiting the phenomena of, diamagnetism; taking, or being of a nature to take, a position at right angles to the lines of magnetic force. See paramagnetic.
  • adjective See under Attraction.
  • noun Any substance, as bismuth, glass, phosphorous, etc., which in a field of magnetic force is differently affected from the ordinary magnetic bodies, as iron; that is, which tends to take a position at right angles to the lines of magnetic force, and is repelled by either pole of the magnet. Contrasted with paramagnetic and ferromagnetic.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • adjective physics Exhibiting diamagnetism; repelled by a magnet.
  • noun Any substance that exhibits diamagnetism.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • adjective relating to or exhibiting diamagnetism; slightly repelled by a magnet


from Wiktionary, Creative Commons Attribution/Share-Alike License

Coined by Faraday, from dia- +‎ magnetic.



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  • Term coined by Faraday.

    July 5, 2010