the act or process of putrefying; the anaerobic decomposition of organic matter by bacteria and fungi that results in obnoxiously odorous products; rotting.
2.
the state of being putrefied; decay.
Origin: 1350–1400; ME < LL putrefactiōn- (s. of putrefactiō) a rotting, equiv. to L putrefact(us) (ptp. of putrefacere to putrefy) + -iōn--ion
Main Entry: pu·tre·fac·tion Pronunciation: "pyü-tr&-'fak-sh&n Function: noun 1: the decomposition of organicmatter; especially: the typically anaerobic splitting of proteins by bacteria and fungi with the formation of foul-smelling incompletely oxidized products 2: thestate of being putrefied