Meaning of hypostyle

hy•po•style

Pronunciation: (hī'pu-stīl", hip'u-), [key]
— Archit. Archit.
—adj.
  1. having many columns carrying the roof or ceiling: a hypostyle hall.
—n.
  1. a hypostyle structure.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.