According to Monophysite doctrine, the union of God the Word (Logos) with the flesh at the Incarnation was such that to speak of distinct divine and human natures thereafter is wrongly to separate what was united. In 1984 the Syrian Orthodox patriarch ( Mar Ignatius Zakka II) and the pope ( John Paul II) signed a declaration affirming agreement, and declaring that the apparent differences arose from cultural and linguistic inadequacies.
"Monophysites." The Concise Oxford Dictionary of World Religions. . Encyclopedia.com. (March 20, 2019). https://www.encyclopedia.com/religion/dictionaries-thesauruses-pictures-and-press-releases/monophysites
"Monophysites." The Concise Oxford Dictionary of World Religions. . Retrieved March 20, 2019 from Encyclopedia.com: https://www.encyclopedia.com/religion/dictionaries-thesauruses-pictures-and-press-releases/monophysites