| A | B |
| Pope John XXIII | Warm, friendly pope meant to be Caretaker pope but convened Vat. II |
| Pope Paul VI | The pope who succeeded John XXIII and Continued Vat. II after John XXIII died |
| Lay Ministers | Lay people who have ministerial roles in the Church as catechists, Eucharistic ministers and lectors |
| Laity | non-ordained members of the Church |
| Clergy | Ordained members of the Church; deacons, priests, bishops |
| Ecumenical Council | A worldwide gathering of bishops |
| Vernacular | Language of the people |
| John Paul II | First Polish Pope, coined the phrase, "Culture of Death" |
| Lumen Gentium | A Constitution from Vatican II means light of the nations, includes the universal call to holiness |
| Caretaker pope | John XXIII |
| Nostra Aetate | means "In Our Time", and states we have common ground with Muslims and Jews |
| Collegiality | The bishops in union with the Pope share in the teaching and governing of the Church |
| Luminous Mysteries | Mysteries of Light |