(verb) : per-purgo (ante-class. perpūrĭgo, v. Ritschl, Opusc. 2, 426 sqq.), āvi, ātum, 1
* To cleanse or purge thoroughly, to make quite clean.
* Lit.: alvum,Cato, R. R. 115: se,Cic. N. D. 2, 50, 127: perpurgata ulcera,Cels. 5, 26, n. 36: perpurigatis auribus,i. e. with the greatest attention,Plaut. Mil. 3, 1, 179.
* Trop., to clear up, explain: locus orationis perpurgatus ab iis, qui ante me dixerunt,Cic. Mur. 26, 54: crimina,id. Scaur. 8, 14; cf. id. Div. 2, 1, 2.—Absol.: de dote tanto magis perpurga,settle, arrange,Cic. Att. 12, 12, 1.

s. TLL