Gostir was the name of one of the Dragons of Morgoth about whom almost nothing is known.
Gostir was a dragon only known by name.
Gostir means "terrible sight" in Sindarin, from gos ("horrible") and thîr ("opinion, expression, face").
The earlier form of the name was Gorsthir.
- ↑ 1.0 1.1 1.2 The History of Middle-earth, Vol. 5: The Lost Road and Other Writings, Part Three: "The Etymologies"