redonation
/ˌrɛdə(ʊ)ˈneɪʃn/Now rare
noun
The action or process of giving something back; an instance of this.
Origin
Early 17th century; earliest use found in Henry Cockeram (fl. 1623–1658), lexicographer. From post-classical Latin redonation-, redonatio restitution from classical Latin redonāt-, past participial stem of redonāre + -iō; compare -ation.