polar wander

noun

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

Nearby words

  1. polar outbreak,
  2. polar regions,
  3. polar sequence,
  4. polar star,
  5. polar vortex,
  6. polari,
  7. polarimeter,
  8. polaris,
  9. polarisation,
  10. polariscope

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