Definition of "Excision" :

noun: the act of pulling up or out; uprooting; cutting off from existence

noun: the act of banishing a member of a church from the communion of believers and the privileges of the church; cutting a person off from a religious society

noun: surgical removal of a body part or tissue

noun: the omission that is made when an editorial change shortens a written passage

"Both parties agreed on the excision of the proposed clause."