Disestablish(v. t.) To unsettle; to break up (anything established); to deprive, as a church, of its connection with the state.
Disestablishment(n.) The act or process of unsettling or breaking up that which has been established; specifically, the withdrawal of the support of the state from an established church; as, the disestablishment and disendowment of the Irish Church by Act of Parliament.
Disestablishment(n.) The condition of being disestablished.

Words within disestablish