שֵׂעִיר (se.ir)

§ Seir = "hairy" or "shaggy"
n pr terr
2) the land of Edom, south of the Dead Sea n pr mont
3) a mountain range in Edom extending from the Dead Sea to the Elanitic Gulf
3a) apparently also called 'Mount Seir' and extending most of the distance of the mountain range itself
4) a mountain in northern Judah lying westward from Kirjath-jearim