The lake in Lórien where Estë sleeps by day on an island (S/28). This name seems to be a compound of lórë “dream” and a derivative of the root √LIN “pool”.
Quenya
Lórellin
dream-lake
lórellin
place name. *Dream Pool
Elements
Word Gloss lórë “dream, [ᴹQ.] slumber, *sleep; [Q.] dream” LIN “pool, mere, lake”
Lórellin place-name, the lake where the Valië Estë sleeps; apparently meaning "Dream-lake" or "Slumber-lake" (Silm)