A variant name of Iant Iaur, the bridge over the river Esgalduin (WJ/333). This name is a combination of esgal “shadow, screen” and iant “bridge”.
Sindarin
Esgaliant
noun. bridge over veiled river
esgaliant
place name. Bridge of Esgalduin
Elements
Word Gloss esgal “cast shadow, shade; screen, hiding, veil, cast shadow, shade; screen, hiding; veil” iant “bridge”
esgal (“veil, screen, cover”) + iant (“bridge”)