Ukrainian UK /juːˈkɹeɪ.nɪ.ən/US /juˈkɹeɪ.ni.ən/adjective 1noun 1forms 1 adjective1 •Relating to Ukraine or its people or language.The Muscovite, Novogrodian, and Ukrainian dialects, are the most used in Russia, together with that of Archangel, which greatly resembles the Siberian. — 1762 noun1 •A person from Ukraine or of Ukrainian descent.Zavadoffsky, a young Ukrainian, was favoured in private with the smiles of the empress [Catherine the Great]. — 1803 formsUkrainians