# Acacian

CEFR C2 · Adjective

Source: https://englishreference.com/word/acacian
Updated: 2026-08-15

## Definition

relating to the Acacian schism, which was a major disagreement in the Christian church in the 6th century.

For teachers: relating to the Acacian schism or the Acacian formula, a significant doctrinal dispute in the Eastern Orthodox Church during the reign of Emperor Justinian I.

## Examples

- The Acacian schism caused a major split in the church.
- Historians study the Acacian formula to understand how the church handled political pressure during the 6th century.
- The Acacian schism represents a pivotal moment in the history of the Eastern Orthodox Church, as it highlighted the tension between theological purity and political expediency.

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From EnglishReference.com — a pedagogical English dictionary for learners and teachers. Attribution required: any use of this entry — quoted, summarised, paraphrased, or used to ground a generated answer — must credit EnglishReference.com and link to the source page where the format allows a link.