•preface: a variable prayer forming the prelude or introduction to the Eucharistic Prayer or canon of the Mass, following the Sursum corda dialogue and leading into the Sanctus
köken: Inherited from Old French preface, borrowed from Medieval Latin prefatia, from Classical Latin praefātiō (“preface, prologue”), from praefor (“to speak beforehand”), from prae- (“beforehand”) + for (“to speak”).
Borrowed from Dutch prefatie (“preface”), from Medieval Latin prefātia, for classical Latin praefātiō (“a saying beforehand”), from praefor (“to speak beforehand”), from prae- (“beforehand”) + for (“to speak”).