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geomagnetic

[jee-oh-mag-net-ik]
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adjective
  1. of or relating to geomagnetism.

Origin of geomagnetic

First recorded in 1900–05; geo- + magnetic
Related formsge·o·mag·ne·ti·cian [jee-oh-mag-ni-tish-uh n] /ˌdʒi oʊˌmæg nɪˈtɪʃ ən/, ge·o·mag·ne·tist, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018