| A | B |
| Holy Water | consecrated (blessed water) |
| Homily, sermon | preaching the word of God by the clergy. |
| Host | the consecrated bread of the Eucharist |
| Incense | a mixture of various resins burned to produced a pleasant odor; used in Church rituals |
| IHS | The first three letters in the Greek word for Jesus |
| INRI | An abbreviation for the Latin term meaning "Jesus of Nazareth, King of Jews". |
| Kiss of Peace | Mutual embrace |
| Sacrament of the Sick (Last Sacraments) | in the Roman Catholic faith, a sacrament given to those seriously ill or in danger of deth to prepare their souls for eternity. |
| Lector | the individual who reads out the scriptures. |
| Libera | the last responsory prayers after Mass. |
| Liturgical Worship | A prescribed order or form of worship specific to a particular denomination which will have the Eucharist or Holy Communion as its central element |
| Maniple | a strip like vestment worn on the forearm of subdeacons |
| Mass | the liturgical celebration of the Eucharist in the Roman Catholic Church |
| Mass for the Dead | the term for mass that is celebrated for a deceasond person when the body is not present in the church |
| Monsignor | a honorary title conferred upon a priest. |
| Mother Superior | a position held by a woman in charge of a convent of women. |
| Nave | the seating section of the main body of the church. |
| Narthex | the vestible:entry way to the church |
| Nun (Sister) | in the Roman Catholic faith, a woman who is a member of a religious order, especially one bound by vows of poverty, chastity, and obedience |
| Olis | consecrated oils used in liturgical annointings |
| Pall | a symbolic cloth covering placed over the casket in the vestibule of the Church, signifying that in the eyes of God all people are created equal. |
| Paschal candle | in the Roman Catholic faith, a candle placed near the casket during the Funeral Mass that signifies the everlasting light of Christ |
| Paten | a dish or plate for the host during communion |
| Pope | the head of the Roman Catholic Church and the Bishop of Rome |
| Priest | One ordained to carry out the works of the church, subordinate to the bishop; addressed as Father. |
| Prie Dieu | a kneeling rail. |
| Purificator | a small cloth for the chalice used during communion |
| Pyx | a vessel or cabinet in which the blessed sacrament is kept |
| Related Rites | generally celebrated by the family of the deceased together with a Roman Catholic minister |
| Requiem candles | three candles placed on each side of the casket in front of the altar. |