geomagnetism

[ jee-oh-mag-ni-tiz-uh m ]

/ ˌdʒi oʊˈmæg nɪˌtɪz əm /

noun

the earth's magnetic field and associated phenomena.

the branch of geophysics that studies such phenomena.

Words nearby geomagnetism

geomagnetic, geomagnetic equator, geomagnetic pole, geomagnetic reversal, geomagnetic storm, geomagnetism, geomancy, geomechanics, geomedicine, geometer, geometric

Origin of geomagnetism

First recorded in 1935–40; geo- + magnetism

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for geomagnetism

geomagnetism

/ (ˌdʒiːəʊˈmæɡnɪˌtɪzəm) /

noun

the magnetic field of the earth

the branch of physics concerned with this

Derived forms of geomagnetism

geomagnetic (ˌdʒiːəʊmæɡˈnɛtɪk), adjective

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Scientific definitions for geomagnetism

geomagnetism

[ jē′ō-măg′nĭ-tĭz′əm ]

The magnetic properties of the Earth and its atmosphere.

The study of these properties.