Eastern Orthodox theology

The seven deadly sins, also known as the capital vices or cardinal sins, is a grouping and classification of vices of Christian origin.

Anathema (from Ancient Greek: ἀνάθεμα, anatithenai, "anything dedicated"), in common usage, is something or someone that is detested or shunned.

Prelest (from Russian: прелесть, from Russian: лесть - cajolery; (charm, seduction), Greek: πλάνη - plani), also known as: spiritual delusion, spiritual deception, delusion, illusion, – according to Holy Fathers of Orthodox Church, a false spiritual state, a spiritual illness, "a wounding of human nature by falsehood" (St. Ignatius Brianchaninov).

Sacred tradition or holy tradition is a theological term used in some Christian traditions, primarily in the Catholic, Eastern Orthodox, Oriental Orthodox and Anglican traditions, to refer to the foundation of the authority of the Church and of the scriptures.

Incarnation literally means embodied in flesh or taking on flesh.

In Christian theology, divinization (deification, making divine, or theosis) is the transforming effect of divine grace, the spirit of God, or the atonement of Christ.

The perpetual virginity of Mary is a doctrine taught by some Christian denominations which asserts that Mary (the mother of Jesus) did not ever have sexual intercourse with any man, during her entire life.

Palamism or the Palamite theology refers to the teachings of Gregory Palamas (c.1296–1359), whose writings defended the Orthodox notion of Hesychasm against the attack of Barlaam.

There are two separate issues in the Filioque controversy of Christianity, the orthodoxy of the doctrine itself and the liceity of the interpolation of the phrase into the Nicene Creed.

A real distinction between the essence (ousia) and the energies (energeia) of God is a central principle of Eastern Orthodox theology.

A real distinction between the essence (ousia) and the energies (energeia) of God is a central principle of Eastern Orthodox Christian theology.

Filioque (Ecclesiastical Latin: [filiˈɔkwe], literally "and [from] the Son") is a Latin term added to the Niceno-Constantinopolitan Creed (NCC) which is not in the original version.

Theotokos (Greek Θεοτόκος Greek pronunciation: [θeoˈtokos]) is a title of Mary, mother of Jesus, used especially in Eastern Christianity.

The Hesychast controversy was a theological dispute in the Byzantine Empire during the 14th century between supporters and opponents of Gregory Palamas.

The history of Eastern Orthodox Christian theology begins with the life of Jesus and the forming of the Christian Church.

Theoria (θεωρία) is Greek for contemplation.

In Eastern Orthodoxy deification (theosis) is a transformative process whose goal is likeness to or union with God.

Eastern Orthodox Christian theology is the theology particular to the Eastern Orthodox Church.