Words Worth Fighting For: The Strange Vocabulary of the Trinity
One of the mildly ironic things about Trinitarian theology is that some of its most important words are not found in the Bible. Trinity is one of them. Homoousios , hypostasis , perichoresis , circumincession —none appears in the biblical text as a technical Trinitarian term. That fact has occasionally been turned into an objection by anti-trinitarians, but really it misses why the vocabulary developed in the first place. The church was trying to say, with excruciating precision, what the whole Bible required Christians to believe when individual biblical statements could be bent in several directions. Theophilus of Antioch was already using the Greek trias in the second century, apparently without feeling much need to explain it; by the early third century Tertullian could speak of Father, Son, and Spirit as three personae yet one substantia . The vocabulary became sharper because the controversies became sharper. Arius could quote Scripture. So could the modalists. So could ...