geomagnetism

[ 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.

geomagnetism

/ ˌdʒiːəʊmæɡˈnɛtɪk; ˌdʒiːəʊˈmæɡnɪˌtɪzəm /

noun

1. the magnetic field of the earth
2. the branch of physics concerned with this

geomagnetism

/ jē′ō-măg′nĭ-tĭz′əm /

1. The magnetic properties of the Earth and its atmosphere.
2. The study of these properties.

Derived Forms

• geomagnetic, adjective

Word History and Origins

Origin of geomagnetism¹

First recorded in 1935–40; geo- + magnetism

Example Sentences

“The magnetic pole is moving so quickly that it has forced the world’s geomagnetism experts into a rare move,” Nature reports.

From Fox News

The magnetic pole is moving so quickly that it has forced the world’s geomagnetism experts into a rare move.

From Nature

Pure thought could be just as powerful as geomagnetism.

From The New Yorker

Pure thought could be just as powerful as geomagnetism.

From The New Yorker

“I expect that humans can expand their senses through artificial sensors, including those that convey geomagnetism, ultraviolet rays, radioactive rays, humidity, pheromones, ultrasonic sound, or radio waves.”

From Science Magazine