Added 8 October 2026 moscow noun Categories: PlacesEveryday Words noun ! Definition from WordNet 3.1, Princeton University. More about moscow at Wordnik → Where our words come from → A city of central European Russia; formerly capital of both the Soviet Union and Soviet Russia; since 1991 the capital of the Russian Federation. Related Words: petrogradleningradvladivostokkievsmolenskkurskminsktartutashkentchechnyabaku Back to today's word