| A | B |
| Act of Contrition | a prayer that allows us to express our sorrow and promise to try not to sin again |
| Acts of Mercy | (corporal) things that we do to care for the physical needs of others; (spiritual) things that we do to care for the minds, hearts, and souls of others |
| Advent | a time of expectant waiting and preparation for the celebration of the Nativity of Jesus at Christmas; beginning of the Liturgical Calendar |
| All Souls Day | feast of the Roman Catholic Church on November 2nd when we remember all people who have died, particularly those in our own families and parishes, and pray that they may know God's love and mercy and share in eternal life |
| Feast of All Saints | solemnity of the Roman Catholic Church on November 1st when we remember and honor all of Christ's faithful followers who lived holy lives on earth and now live in happiness with God forever |
| anointing | tracing a cross on the person's forehead with Sacred Chrism during Confirmation |
| Apostles' Creed | Christian statement of beliefs based on the teachings of Jesus Christ and the faith of the Apostles |
| Baptism | Christian statement of beliefs based on the teachings of Jesus Christ and the faith of the Apostles |
| Beatitudes | teachings of Jesus that describe the way to live as his disciples |
| Bible | the book of God's Word |