(rɪˈsɪʒən) nthe act of cancelling or rescinding; annulment: the recision of a treaty. [C17: from Latin recīsiō, from recīdere to cut back]
re•ci•sion
(rɪˈsɪʒ ən)
n. an act of canceling or voiding; cancellation. [1605–15; < Latin recīsiō pruning, reduction =recīd(ere) to cut back (re- re- + -cīdere, comb. form of caedere to cut) + -tiō -tion]