Lewis & Short

2. sīlānus, i, m., = σιληνός, Doric σιλανός, a fountain or jet of water (usually spirting from a head of Silenus). Lucr. 6, 1265; Cels. 3, 18 med.; Fest. s. v. tullios, p. 352 Müll.; Inscr. Orell. 3321; Hyg. Fab. 169.