Lewis Short
rĕdargūtĭo (noun F) : redarguo
* A refutation, reproof, defence: non habens in ore suo refutationes,Vulg. Psa. 37, 15: in redargutionem venire,to fall into contempt, be mocked at,id. Act. 19, 27; id. Psa. 37, 15; Boëth. Arist. Elench. 1 pr.
Charlton T. Lewis, Charles Short, A Latin Dictionary