pillared

from WordNet (r) 3.0 (2006)

pillared
    adj 1: having pillars; "the pillared portico"

from The Collaborative International Dictionary of English v.0.48

Pillared \Pil"lared\, a.
   Supported or ornamented by pillars; resembling a pillar, or
   pillars. "The pillared arches." --Sir W. Scott. "Pillared
   flame." --Thomson.
   [1913 Webster]