S. Serni loc. “Pebble Bank”
A river in Gondor appearing on the maps of The Lord of the Rings (LotR/1186). In his discussion of the “The Rivers and Beacon-hills of Gondor”, Tolkien indicated this name was a collective noun or adjectival formation meaning “shingle, pebble bank” (VT42/11).
Conceptual Development: In Lord of the Rings drafts from the 1940s, the name N. Serni appears in a list of rivers (TI/312, WR/436).
Reference ✧ SA/sarn
|serni||“shingle, pebble bank”|
|sarn||“(small) stone, pebble; stony (place)”||✧ SA/sarn|