small heretical sect, formed c.190 by Theodotus, a Byzantine. It lasted until the end of the 4th cent. The Theodotians taught that Jesus was a man, who became the Christ only after his baptism (a concept basic both to monarchianismmonarchianism
[Gr.,=belief in the rule of one], the concept of God that maintains his sole authority even over Christ and the Holy Spirit. Its characteristic tenet, that God the Father and Jesus are one person, was developed in two forms in early Christianity.
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 and to adoptionismadoptionism,
Christian heresy taught in Spain after 782 by Elipandus, archbishop of Toledo, and Felix, bishop of Urgel (Seo de Urgel). They held that Jesus at the time of his birth was purely human and only became the divine Son of God by adoption when he was baptized.
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