In the fourth-century Arian controversy, a person who held that God the Father and God the Son are of like but not identical substance. Compare with homoousian.
More example sentences
- The arguments between the homoiousian and homoousians would be hysterically ridiculous if it weren't for the amount of blood shed over the letter ‘i’.
- Constantius at first supported these homoiousians but soon transferred his support to the homoousians, led by Acacius, who affirmed that the Son was ‘like’ the Father.
- In 381, the Council of Constantinople reaffirmed the credo of Nicaea and condemned the semi-Arians, the homoiousians.
late 17th century (as an adjective in the sense 'of similar but not identical substance'): via ecclesiastical Latin from Greek homoiousios, from homoios 'like' + ousia 'essence, substance'. The noun dates from the mid 18th century.
Definition of homoiousian in:
- The British & World English dictionary