kidney ore

noun

geology a form of hematite that occurs in kidney-shaped masses

Nearby words

  1. kidnapping,
  2. kidney,
  3. kidney bean,
  4. kidney corpuscle,
  5. kidney machine,
  6. kidney punch,
  7. kidney stone,
  8. kidney stones,
  9. kidney vetch,
  10. kidney worm

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