1) Act of bending back 
• (v. t.) Retaliation. • (v. t.) Act of retorting or throwing back; reflection or turning back.
Re·tor'tion noun [ Confer French rétorsion . See Retort , transitive verb ] 1. Act of retorting or throwing back; reflection or turning back. [ Written also retorsion .] « It was, however, necessary to possess some single term expressive of ...