Røros

Proper noun

 * 1) A municipality in Trøndelag (Norway), bordering onto Herjedal (Sweden) and Innlandet (Norway). Before January 1, 2018 the municipality was part of Sør-Trøndelag fylke.
 * 2) A town with city status, which is the administrative center of this municipality. The town has also status of a mining town (bergstad).

Etymology
Originally a farm name, until it was repurposed for the town around 1650. First part from, from , cf. . Last part from.