Definition of "hyperalgesia" [hyperalgesia]

• An increased sensitivity to pain, which in one form is caused by damage to nociceptors in the body's soft tissues. (noun)

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• "2004 Suramin inhibits spinal cord microglia activation and long-term hyperalgesia induced by formalin injection."
• "PINSKY: Well, there's something called hyperalgesia that's been increasingly reported, which is that opiates and opiods actually intensify pain."
• "And opioids, by the way, cause what's called hyperalgesia, a worsening of chronic pain."