putrefaction
Concise Oxford English Dictionary © 2008 Oxford University Press:
putrefy /ˈpjuːtrɪfʌɪ/
▶verb (putrefies, putrefying, putrefied) decay or rot and produce a fetid smell.
– derivatives
putrefaction noun,
putrefactive adjective.
putrefaction noun,
putrefactive adjective.
– origin ME: via Fr. from L. putrefacere, from puter, putr- ‘rotten’.
'putrefaction' also found in these Oxford entries:

