Keywords: Shegren, polyglot, linguistics, Caucasus, Ossetian language, graphics, ethnographer

Academician A. Shegren is a coryphaeus of the scientific Ossetian studies, an author of the outstanding work — «The Ossetian Grammar», a creator of graphics for the Ossetian language on the Cyrillic background. An importance of the scientist as an ethnographer and specialist in Ossetian studies is shown in the article alongside with evaluation of Shegren’s contribution to the development of Ossetian linguistics.