Aifreann, m. (gs. & npl. -rinn, gpl. ~).Mass. Ag, ar, an ~, at Mass. ~ a éisteacht, a fhriotháil, to hear, serve, Mass. ~ a léamh, a rá (do dhuine), to say Mass (for s.o.’s intention). ~ mór, ard, high Mass. ~ (an) Domhnaigh, Sunday Mass. ~ an Chriosma, Mass of the Chrism. ~ na Gine, Midnight Mass on Christmas Eve. ~ an phósta, nuptial Mass. ~ na marbh, requiem Mass. ~ a chur le (hanam) duine, to say Mass for the repose of s.o.’s soul. (Var:pl. ~acha, Aifrinntí)