REVOCATION n.
act by which one, having the right, annuls an act done, a power or authority given, or a license, gift, or benefit conferred; repeal; reversal; as, the revocation of an edict, a power, a will, or a license.
REVOKE v.
d; to cancel; to reverse, as anything granted by a special act; as, , to revoke a will, a license, a grant, a permission, a law, or the like. Shak.