Siloam is the named place of a pool where washing brought sight and of a tower that fell.

The term names a place: John identifies its pool as the place to wash, while Luke locates a tower there that fell on people.

1. A named place, including its pool and tower · dominant

   In John 9:7, the genitive singular form occurs in the phrase rendered by the APB as "the pool of Siloam," where the man is told to wash; John 9:11 uses the accusative singular form in the instruction to go there and wash, followed by the recovery of sight. In Luke 13:4, the dative singular form locates the tower that "fell and killed" eighteen people.

   John 9:7John 9:11Luke 13:4

In the Anselm Project Bible: The APB retains the name "Siloam" in all three verses, specifying "the pool of Siloam" in John 9:7 and locating a fallen tower "in Siloam" in Luke 13:4. These are presentations of the verse contexts rather than definitions.