The Collaborative International Dictionary of English v.0.48:

Compart \Com*part"\, v. t. [imp. & p. p. Comparted; p. pr. &
   vb. n. Comparting.] [L. compartiri; com- + partiri, partire
   to share, pars, partis, part, share: cf. OF. compartir. See
   Part, v. t.]
   To divide; to mark out into parts or subdivisions. [R.]
   [1913 Webster]

         The crystal surface is comparted all
         In niches verged with rubies.            --Glover.
   [1913 Webster]

WordNet (r) 3.0 (2006):

compart
    v 1: lay out in parts according to a plan