Os

Symbol

 * 1)  Symbol for osmium.

Etymology 1
, ultimately from.

Noun

 * 1)  os, bone bone

Etymology 2
.

Noun

 * 1)  os, an opening

Proper noun

 * 1) . Now part of Innlandet
 * 2) . Was merged with  on 1 January 2020 under the new name of.

Proper noun

 * , bordering onto Trøndelag. Now part of Innlandet fylke (Hedmark fylke exists no more). Geographically is located in Austerdalen valley. Back in the days (before 1926) this municipality was part of Tolga and included Galåa village (now part of Røros municipality). Between 1966 and 1976 the municipality was merged with Tolga into Tolga-Os kommune.
 * , not far from Bergen city. Now merged with Fusa, becoming Bjørnafjorden municipality.