i Register
In some senses, nestorian is marked as derogatory. Watch for register when choosing this word.
adj
Relating to teachings or to the followers of Nestorius.
A Nestorian stele, dated 781AD, was discovered in 1625 near Chang'an.
Through them passed not only the traders of the Silk Route[…] but also lone Buddhist monks carrying precious cargoes of scrolls in their backpacks, white-robed Manichean sages from Iran and austere Nestorian clerics who founded Christian monasteries even in remote Tibet.
noun
A perceived follower of Nestorius in the fourth and fifth centuries. A member of a Nestorian church.
After his return he bitterly complained of being called a Nestorian by the Monophysite Philoxenus, declaring that he "knew nothing" of Nestorius.