N. Dagor-os-Giliath pn. “Battle under Stars”
Earlies name of Dagor-nuin-Giliath (SM/268, LR/117), with os for “under” instead of later nu(in). In The Etymologies, N. os- was given as a prefix meaning “about”.
See S. Dagor-nuin-Giliath for further discussion.
References ✧ LR/117, 119, 145; LRI; SM/268; SMI