The phrase ex cathedra occurs in the writings of the medieval theologians, and more frequently in the discussions which arose after the Reformation in regard to the papal prerogatives. But its present meaning was formally determined by the Vatican Council, Sess.
www.newadvent.org/cathen/05677a.htm
4, where it is defined that the Roman pontiff when he teaches ex cathedra "enjoys, by reason of the Divine assistance promised to him in blessedPeter, that infallibility with which the Divine Redeemer wished His Church to be endowed in defining doctrine regarding faith and morals".
www.newadvent.org/cathen/07790a.htm
Papal infallibility - Wikipedia, the free encyclopedia
Papal infallibility is the dogma in Catholic theology that, by action of the Holy Spirit, the Pope is preserved from even the possibility of error when he solemnly declares or promulgates to the univ...
en.wikipedia.org/wiki/Papal_infallibility
Ex Cathedra - Wikipedia, the free encyclopedia
Ex Cathedra (pronounced /ˌɛks kəˈθeɪdrə/ EKS -kə- THAY -drə ) is a British choir and early music ensemble based in Birmingham in the West Midlands, England. It performs choral music...
en.wikipedia.org/wiki/Ex_Cathedra
Here come the waves of change. Surf's up! ... Happy Darwin Origin Day ... Ex-Gay Watch...
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From its home in Birmingham, Ex Cathedra has established an international reputation as a leading UK choir and Early Music ensemble. ... Ex Cathedra presents a season of concerts in Birmingham and London, and is delighted to receive invitations to festivals and concert series across the United Kingdom and Europe.
www.ex-cathedra.org/ www.ex-cathedra.org/
Ex Cathedra (Latin: from the chair), the Chair of Peter. When a Pope speaks from the chair (cathedra) of authority as the visible head of all Christians, his teaching is infallibly Christ’s true teaching. ... A Pope speaking ex cathedra, exercising the magisterium of his office, speaks authoritatively.
www.secondexodus.com/html/catholicdefinitions/excathedr... www.secondexodus.com/html/catholicdefinitions/excathedra.htm
Ex Cathedra Status of Encylical 'Humanae Vitae' ... An "ex cathedra" definition is an "explicit and final doctrinal judgment" given by the Pope, relating to faith or morals, in such sort that the faithful may be certain that the doctrine is judged by the Pope to belong to revelation, "or to have with revelation a...
www.catholic-pages.com/morality/hvinfallible.asp
www.excathedramovie.co.uk/ www.excathedramovie.co.uk/