| Noun | 1. | Nidaros - a port in central Norway on Trondheim Fjordcity, metropolis, urban center - a large and densely populated urban area; may include several independent administrative districts; "Ancient Troy was a great city" port - a place (seaport or airport) where people and merchandise can enter or leave a country Kingdom of Norway, Noreg, Norge, Norway - a constitutional monarchy in northern Europe on the western side of the Scandinavian Peninsula; achieved independence from Sweden in 1905 | |