c.1400, from Old French putrefaction (14c.), from Latin putrefactionem (nominative putrefactio), noun of action from past participle stem of putrefacere "to make rotten," from putrere "to be rotten" (see putrid) + facere "to make, do" (see factitious).
putrefaction pu·tre·fac·tion (pyōō'trə-fāk'shən)
n.
Decomposition of organic matter, especially protein, by microorganisms, resulting in production of foul-smelling matter.
Putrefied matter.
The condition of being putrefied.