Type Word Usage Old Slavic (Hypothetical) Scripts коло(Church Slavic) Meaning & History Slavic word meaning "wheel" [1][2]. Related ItemsFamily Tree·Details Surname DescendantsKolar, Kolarić(Croatian) Kolář, Kolářová(Czech) Kollár, Kollárová(Slovak) Kolar(Slovene) Same Spellingkolo 2 Sources & References Derksen, Rick. Etymological Dictionary of the Slavic Inherited Lexicon. Brill, 2008, page 229. Trubachyov, Oleg. Etimologicheskiy Slovar Slavyanskikh Yazykov (vol. 10). Moscow, 1974-, page 141.