/ Dictionary / Index A algesia: Meaning and Definition of Find definitions for: al•ge•si•a Pronunciation: (al-jē'zē-u, -sē-u), [key] — n. Med. sensitivity to pain; hyperesthesia. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Algernon algesimeter Related Content Daily Word Quiz: perspicacious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language