Russian
adj//ˈɹʌʃ(ə)n//rysk, ryska, ryss
Of or pertaining to Russia or Russians.
(countable) An ethnic Russian; a member of the East Slavic ethnic group which is native to, and constitutes the majority of the population of, Russia.
(countable, obsolete) A person from the Soviet Union.
(uncountable) The Russian language.