Definition of Nikonian in English:

Nikonian

(also Niconian)

noun

historical
  • A member of the Russian Orthodox Church who accepted the liturgical reforms introduced by Nikon. Compare "Old Believer". Now historical.

adjective

historical
  • Of or relating to Nikon or his reforms.

Origin

Mid 19th century; earliest use found in The Penny Cyclopaedia. From the name Nikon, adopted by Nikita Minin, 6th Patriarch of Moscow, who introduced wide-ranging and controversial reforms in the Russian Orthodox Church in the 1650s + -ian.

Pronunciation

Nikonian

/nɪˈkəʊnɪən/