The following article is from The Great Soviet Encyclopedia (1979). It might be outdated or ideologically biased.
(Polish, rotmistrz, from the German, Rittmeister, “leader of a cavalry detachment”), an officer’s rank in the cavalry of the Russian and foreign armies; it corresponded to the rank of captain in the infantry.
The Great Soviet Encyclopedia, 3rd Edition (1970-1979). © 2010 The Gale Group, Inc. All rights reserved.