A soviet was a workers' council in the late Russian Empire, primarily associated with the Russian Revolution, which gave the name to the latter state of the Soviet Union. Wikipedia

A council Wikipedia Disambiguation

Political organizations and governmental bodies, primarily associated with the Russian Revolutions and the history of the Soviet Union, and which gave the name to the latter state Wikidata

A workers' council, an institution first formed during the 1905 Russian Revolution and then instituted as the main form of communist government at all levels in the Soviet Union; by extension, a similar organization in early Chinese communism and elsewhere. Wiktionary

Council. Wiktionary (translation)