<P> In liturgical use the term preface is applied to that portion of the Eucharistic Prayer that immediately precedes the Canon or central portion of the Eucharist ( Mass or Divine Liturgy ) . The preface , which begins at the words , `` It is very mete and just , right and salutary '' ( or a variation thereof ) is ushered in , in all liturgies , with the Sursum Corda , `` Lift up your hearts '' , and ends with the Sanctus , `` Holy , Holy , Holy , etc . '' </P>
what is the preface in the catholic mass
that portion of the Eucharistic Prayer that immediately precedes the Canon or central portion of the Eucharist ( Mass or Divine Liturgy )