definitions

polar wander

noun

geology the movement of the earth's magnetic poles with respect to the geographic poles

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Nearby words

polar outbreak, polar regions, polar sequence, polar star, polar vortex, polar wander, polari, polarimeter, polaris, polariscope, polarise
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