geomagnetism

[jee-oh-mag-ni-tiz-uhm]

ge·o·mag·net·ism

[jee-oh-mag-ni-tiz-uhm]
noun
1.
the earth's magnetic field and associated phenomena.
2.
the branch of geophysics that studies such phenomena.

Origin:
1935–40; geo- + magnetism
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2012.
Cite This Source Link To geomagnetism

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Geomagnetism has a plethora of syllables.
So is supercalifragilisticexpialidocious. Does it mean:
(used as a nonsense word by children to express approval or to represent the longest word in English.)
a white, crystalline, water-insoluble solid, C14H9Cl5, usually derived from chloral by reaction with chlorobenzene in the presence of fuming sulfuric acid: used as an insecticide and as a scabicide and pediculicide: agricultural use prohibited in the U.S.
Collins
World English Dictionary
geomagnetism (ˌdʒiːəʊˈmæɡnɪˌtɪzəm)
 
n
1.  the magnetic field of the earth
2.  the branch of physics concerned with this
 
geomagnetic
 
adj

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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American Heritage
Science Dictionary
geomagnetism   (jē'ō-māg'nĭ-tĭz'əm)  Pronunciation Key 
  1. The magnetic properties of the Earth and its atmosphere.

  2. The study of these properties.


The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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