rost is a Sindarin adjective meaning 'rainy', found in the name Dimrost.[1] It likely is derived from the noun 'ross', meaning 'rain, spray'[2]
- ↑ S QS.21.101Digital Tolkien Project Citation Systems, The Silmarillion, "Quenta Silmarillion", "Of Túrin Turambar", Paragraph 101
- ↑ . "rost". Eldamo - An Elvish Lexicon. Retrieved 1 May 2025