The Collaborative International Dictionary
Redargution
Redargution \Red`ar*gu"tion\ (r?d`?r*g?"sh?n), n. [L.
redargutio.]
The act of redarguing; refutation. [Obs. or R.]
--Bacon.
Wiktionary
redargution
n. (context obsolete English) The act of redargue; refutation.