IPA: /həˈmoʊəˌzuːjən/
KK: /həˈmoʊəˌzuːiən/
Describing a belief that two or more entities share the same essence or substance, particularly in religious contexts.
The doctrine of homoousian asserts that the Father and the Son are of the same essence.
A person who believes that the Son and the Father are of the same essence, according to a Christian doctrine established in the fourth century.
The homoousian argued that the Son is coequal with the Father in the Nicene Creed.
Homoousian → It is formed from "homo-" (from Greek "homos", meaning same) and "ousia" (from Greek "ousia", meaning essence or substance). The term refers to the belief in the same essence or substance, particularly in relation to the nature of Christ in Christian theology.
Think of 'same' ('homo-') and 'essence' ('ousia') to remember that 'homoousian' refers to the belief in the same essence.