Source : Webster's Revised Unabridged Dictionary (1913)

Suppuration \Sup`pu*ra"tion\, n. [L. suppuratio: cf. F.
   suppuration.]
   1. The act or process of suppurating.

   2. The matter produced by suppuration; pus.

Source : WordNet®

suppuration
     n 1: (medicine) the formation of morbific matter in an abscess or
          a vesicle and the discharge of pus [syn: {festering}, {maturation}]
     2: a fluid product of inflammation [syn: {pus}, {purulence}, {ichor},
         {sanies}, {festering}]