1A member of an ancient people mentioned by Herodotus and thought to have inhabited a region near Lake Van in modern-day Turkey.
rare A name given to various hypothetical families or superfamilies of languages from western Asia, particularly the Caucasus, and sometimes thought to be linked to the language of the ancient Alarodians.
Originally: of or relating to the Alarodians. In later use also: of or relating to a language family called Alarodian.
Early 18th century. From ancient Greek Ἀλαρόδιοι (plural), the name of an ancient people (Herodotus) + -an.