ho·moi·ou·si·an /hoˌmɔɪˈuziən, hɑ, ˈusi-/
Ho·moi·ou·si·an n. Eccl. Hist. One of the semi-Arians of the 4th century, who held that the Son was of like, but not the same, essence or substance with the Father; -- opposed to homoousian.
Ho·moi·ou·si·an, a. Of or pertaining to Homoiousians, or their belief.
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