This central area of a church, where the congregation sits during Mass, takes its name from the Latin word for “ship.”
Nave
This pope, who reigned from 440 to 461, is one of only two popes officially called “the Great.”
Pope Leo I
This soldier-turned-saint is best known for cutting his cloak in half to share with a beggar.
St. Martin of Tours
St. Josaphat, born in what is now this besieged Eastern European country, became a bishop of the Byzantine Rite and worked tirelessly for reunion with Rome.
Ukraine
In the first reading from Ezekiel 47, the prophet sees water flowing from beneath this sacred structure to refresh “every sort of living creature.”
The Temple
Found near the front of the church, this raised area holds the altar and is often separated from the nave by steps or a rail.
Sanctuary
In 452, Pope Leo famously met this barbarian leader outside the gates of Rome and persuaded him to turn back.
Attila the Hun
St. Martin was serving in the army of this empire when he performed his famous act of charity.
Roman Empire
Though he followed the Eastern liturgy, St. Josaphat remained loyal to the pope—making him part of this branch of Christianity that bridges East and West.
Eastern Catholic Church
The psalm used this Sunday expresses joy that God dwells among His people—fitting for Sunday's feast that celebrates the dedication of this Roman church, the pope’s cathedral.
Lateran Basilica
This semi-circular or polygonal recess, often at the east end of a church, houses the main altar and sometimes the bishop’s chair.
Apse
Leo’s Tome was read and acclaimed at this 451 council, where it helped define Christ as one Person in two natures.
Council of Chalcedon
Kept as a royal relic in the Frankish court, St. Martin’s cappa, or cloak, is the linguistic root of this common church term.
Chapel
In his work for Christian unity, St. Josaphat sought to heal the centuries-old split between the Catholic and Orthodox Churches, a division known by this term.
Great Schism
Paul writes, “You are God’s building.” He says that Christ is the foundation, and we are the structure—together forming this spiritual reality.
The Church
A cross-shaped church has this name for the “arms” extending to the sides of the nave.
Transepts
For his eloquent defense of the faith and his courage during invasions, Leo was later declared one of these distinguished teachers of the Church.
Doctor of the Church
So many miracles were reported after his death that St. Martin became one of the first non-martyrs to receive this title from the Church.
Saint
St. Josaphat lived during the time of the Union of Brest, when four Ruthenian Orthodox Church bishops transferred their allegiance from the Ecumenical Patriarchate in this city to the Holy See.
Constantinople
In the Gospel, Jesus drives the money changers out of the temple with a whip made out of these.
Cords
This elevated, canopied platform above the altar, common in Baroque churches, is called by the same term used for a royal tent.
Baldacchino
When Rome was sacked by this Vandal king in 455, Leo negotiated to spare the city from total destruction.
Genseric
St. Martin’s feast on November 11 once marked the start of a pre-Christmas fast that evolved into this liturgical season.
Advent
In art, St. Josaphat is often depicted wearing the vestments of this Rite—named for the ancient capital of the Eastern Roman Empire—that celebrates the Divine Liturgy of St. John Chrysostom.
Byzantine Rite
The Lateran Basilica was first built under this Roman emperor, who legalized Christianity in the fourth century.
Constantine