Sindarin name of the Mering Stream in Rohan, translated “boundary stream” (UT/318). This name is combination of glan(n) “border” and the lenited form of sîr “river”.
Sindarin
Glanhír
noun. border river
glanhír
place name. Boundary Stream
Elements
Word Gloss glan(n) “boundary” sîr “river, stream”
gland (“boundary”) + sîr (“river”)