noun Petrography.

a schistose metamorphic rock resulting from the alteration of augite to hornblende in a gabbro or dolerite.

Nearby words

  1. epididymo-orchitis,
  2. epididymoplasty,
  3. epididymotomy,
  4. epididymovasectomy,
  5. epididymovasostomy,
  6. epidote,
  7. epidural,
  8. epidural anesthesia,
  9. epidural block,
  10. epidural hematoma

Origin of epidiorite

First recorded in 1885–90; epi- + diorite

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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