Russo-Byzantine
/ˌrʌsəʊbɪˈzantʌɪn/ /ˌrʌsəʊbʌɪˈzantʌɪn/ /ˌrʌsəʊˈbɪzntʌɪn/adjective
That has Byzantine characteristics modified by Russian influence; especially of or relating to traditional Russian architecture before the 18th cent.
Origin
Mid 19th century; earliest use found in The Civil Engineer and Architect's Journal. From Russo- + Byzantine.