from The Century Dictionary.
- noun A printed copy of certain portions of the mass, which the priest cannot conveniently read from the missal.
Sorry, no etymologies found.
For his convenience the altar-card on the Epistle side contains the prayer said when the water is blessed before it is put into the chalice ( "Deus qui humanæ substantiæ") and the verses "Lavabo", etc.
While the priest read from the left-hand altar-card the passage of the Gospel of St. John, announcing the eternity of the Word, the sunrays set the altar ablaze, whitened the panels of imitation marble, and dimmed the flame of the two candles, whose short wicks were now merely two dull spots.
He reads from the altar-card with the usual introduction (Dominus vobiscum ...