pū̆trĕfăcĭo, fēci, factum, 3, v. a., and in pass. pū̆trĕfīo, factus, fieri (collat. form of the part. pass. putefactus, Prud. στεφ. 10, 1035) [putreo-facio].
I To make rotten , to cause to putrefy; and pass. , to become rotten , to putrefy : umor putrefacit deposita semina, Col. 3, 12, 1: stellionem in oleo, Plin. 29, 4, 28, § 90: ut spinarum semina putrefiant, Pall. 1, 33, 1; 10, 9: bove putrefacto, Varr. R. R. 2, 5, 5; Lucr. 2, 895: nudatum tectum patere imbribus putrefaciendum, Liv. 42, 3: putrefacta est spina, Ov. M. 15, 389.—
II To make friable , to soften : ardentia saxa infuso aceto putrefaciunt, Liv. 21, 37, 2.