Meaning of hyperalgesia

hy•per•al•ge•si•a

Pronunciation: (hī"pur-al-jē'zē-u, -sē-u), [key]
— n.
  1. an exaggerated sense of pain (opposed to hypalgesia).
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.