Source : Webster's Revised Unabridged Dictionary (1913)

Edacity \E*dac"i*ty\, n. [L. edacitas.]
   Greediness; voracity; ravenousness; rapacity. --Bacon.

Source : WordNet®

edacity
     n 1: excessive desire to eat [syn: {esurience}, {ravenousness}, {voracity},
           {voraciousness}]
     2: extreme gluttony [syn: {esurience}, {rapaciousness}, {rapacity},
         {voracity}, {voraciousness}]