doorcase

from WordNet (r) 3.0 (2006)
doorcase
    n 1: the frame that supports a door [syn: {doorframe},
         {doorcase}]
    
from The Collaborative International Dictionary of English v.0.48
Doorcase \Door"case`\, n.
   The surrounding frame into which a door shuts.
   [1913 Webster]
    

grant@antiflux.org