thelion is an Elvish word, only appearing as an element in the names Ecthelion and Aegthelion.
Didier Willis notes thelion as an unattested Sindarin noun meaning "one who remains firm in his purpose".
- ↑ 1.0 1.1
J.R.R. Tolkien, Christopher Tolkien (ed.), The War of the Jewels, "Part Three. The Wanderings of Húrin and Other Writings not forming part of the Quenta Silmarillion: III. Maeglin", p. 318
- ↑ Didier Willis, Hiswelókë's Sindarin Dictionary at Jrrvf.com (accessed 19 June 2011)