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Meaning of protopathic

pro•to•path•ic

Pronunciation: (prō"tu-path'ik), [key]
— adj. Physiol.
  1. noting or pertaining to a general, nondiscriminating responsiveness to pain or temperature stimuli (opposed to epicritic).
  2. primitive; primary.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.