Icon

Icon is from the Greek eikon (εἰκών), meaning image, likeness, or representation[1]. The same word is used in the New Testament for Christ as the image of God (eikon tou Theou, Colossians 1:15)[2] and for the image of God in humanity. In specifically religious usage, icon names a sacred image used for veneration and theological reflection, especially in Eastern Orthodox tradition.

icons are often misunderstood as decorative art rather than as windows into worship and teaching.

Icons are central to Eastern Orthodox Christianity[3]. They are religious images, typically painted on wood panels, depicting Christ, the Theotokos (Mary, Mother of God), the saints, and scenes from biblical and church history. The iconographic tradition follows strict conventions about how figures are represented, with specific colors, gestures, and inscriptions encoding theological meaning[3]. Iconography is treated less as personal artistic expression and more as a disciplined art form serving the church's life.

The theology of icons was developed especially in response to the iconoclast controversies of the 8th-9th centuries, when imperial policy in Byzantium attempted to suppress the use of religious images[4]. The defense of icons by John of Damascus and others[5], and the eventual victory of the iconodules at the Second Council of Nicaea (787 CE), established the theological framework for Orthodox iconographic practice. The defense centered on the Incarnation: because the eternal Son of God became flesh, he can be depicted; rejecting icons risks denying the reality of the Incarnation.

Icons function in multiple ways in Orthodox practice. They are venerated (with kisses, candles, prostrations) as windows opening onto sacred presence[3]. They are pedagogical, teaching biblical narrative and theological doctrine to the literate and illiterate alike. They serve in liturgical worship, with specific icons placed at specific positions in the church (the iconostasis, the screen between nave and altar, is itself organized iconographically).

Veneration is sharply distinguished from worship in Orthodox theology. Worship (latria) is given to God alone; veneration (proskynesis) is given to icons and saints as honor that passes to the prototype they represent[3]. The distinction is theologically important and was central to the iconoclast debate.

Iconographic studies has produced extensive literature. Leonid Ouspensky's Theology of the Icon[3], John Meyendorff's Byzantine Theology[4], and Hans Belting's Likeness and Presence are foundational. The history of the iconoclast controversies, the development of iconographic conventions, and the comparative study of religious images all continue as active fields.

• Theology of the Iconby Leonid Ouspensky
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• The Meaning of Iconsby Leonid Ouspensky and Vladimir Lossky
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