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Lesson 2

The Underground Church

While the Romans worshipped many gods, they found it difficult, if not impossible, to accommodate the Christian monotheistic religion which led to many Christian martyrs.

Catechism Connections

Lesson Topics
Catholic Apologetics Church History Eucharist Parts of the Mass
Essential Lessons
Lesson Vocabulary

  • Apostolic Fathers
    :
    (n.): First- and second-century Christian writers who were known to the Apostles personally or were so influenced by them that their writings are considered echoes of Apostolic teaching.
  • Apologetics
    :
    (n.): A branch of Christian theology that seeks to defend the Faith through reasonable explanations to objections by non-believers. The reasonable explanation or defense is called an apology. Derived from the Greek "apologia" meaning "defense."
  • Eucharist
    :
    (n.): The Sacrament in which we receive the Body and Blood, Soul and Divinity of our Lord Jesus Christ under the appearances of bread and wine. The Eucharist is the source and summit of our Christian life and spiritual food for the soul. Not merely a symbol, it is Jesus’ true Flesh and Blood.
  • Temple
    :
    (n.): A house of worship and dwelling place for God. The Temple of Jerusalem was God’s dwelling place on earth in the Old Testament. Because of Jesus’ sacrifice on the Cross and the coming of the Holy Spirit, He dwells in us. Therefore our bodies are temples of the Holy Spirit.
  • Synagogue
    :
    (n.): A Jewish house of worship.
  • Sabbath
    :
    (n.): The day set aside each week for rest and worship of God, echoing how God rested on the seventh day of creation.
  • House Liturgies
    :
    (n.): A term that describes the Mass of the first Christians, who met on the Sabbath in their homes to break bread as Jesus had commanded them to do.
  • Liturgy of the Word
    :
    (n.): The first part of the Mass in which we receive the written Word of God. Here, the Scriptures are proclaimed and the priest teaches in a homily. We also join together in prayer for others and profess our faith.
  • Liturgy of the Eucharist
    :
    (n.): The second part of the Mass in which Christ's sacrifice on the Cross is made present again. It includes the preparation of the gifts, the Eucharistic prayer, the Communion rite, and prayer after Communion.
  • Didache
    :
    (n.): An anonymous first-century treatise describing Christian morality, the Sacraments, and organization of the Church. It contains one of the earliest known descriptions of the Mass. Its full title is The Lord’s Teaching Through the Twelve Apostles to the Nations.
  • Heresy
    :
    (n.): The obstinate denial after Baptism of a truth which must be believed with divine and Catholic faith.
  • Gnosticism
    :
    (n.): The name given to a heresy of the early Church that taught, among other things, that Jesus was not fully human, the material world was evil, and salvation was achieved through secret knowledge, or gnosis.
  • Gnosis
    :
    (n.): The Greek word for knowledge. New age spirituality generally calls for humans to ascend to higher spheres of knowledge, which they call gnosis.
  • Against Heresies
    :
    (n.): An apology written by St. Irenaeus around AD 180 against heretical Christian sects of his time such as the Gnostics and Marcionites.
  • Real Presence
    :
    (n.): Christ’s true Body and Blood, Soul and Divinity contained in the Eucharist under the appearances of bread and wine.

    • Plan

    Chapter Powerpoint
    pptx
    Vocabulary Review
    pdf
    Vocabulary Review Answer Key
    pdf

    Teach

    Ignatius of Antioch (ca. 17th century)
    jpg
    Faith of Our Fathers Song

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