the only fast day of the Mosaic ritual, celebrated on the tenth day of the seventh month (Tishri), according to the rites described in Leviticus xvi. Also called Day of Atonement.
the Day of Atonement, fast day falling on 10 Tishrei and climaxing the Days of Awe
the big fast on September or October for the general forgiveness and reconciliation of God and the Jewish People. Known in Spain as the day of the Big Fast or Big Pardon ("dia del Gran Ayuno").