noun
: a clause in a legal document (as a will) making any future altering or canceling document invalid except upon the recital of the clause word for word and its formal revocation
noun
: a clause in a legal document (as a will) making any future altering or canceling document invalid except upon the recital of the clause word for word and its formal revocation
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012