| ̷ ̷ ̷ ̷ at mono- +|üzēən, -üsēən, -üzh(ē)ən, -üsh(ē)ən adjective
or mono·ou·sious -əs
Etymology: monoousian from Late Greek monoousios monoousian (from Greek mon- + ousia substance, essence) + English -an; monoousious from Late Greek monoousios — more at ousia
religion : of one substance or essence