The Collaborative International Dictionary of English v.0.48:

Bipartite \Bip"ar*tite\, a. [L. bipartitus, p. p. of bipartire;
   bis twice + partire. See Partite.]
   1. Being in two parts; having two correspondent parts, as a
      legal contract or writing, one for each party; shared by
      two; as, a bipartite treaty.
      [1913 Webster]

   2. Divided into two parts almost to the base, as a leaf;
      consisting of two parts or subdivisions. --Gray.
      [1913 Webster]

WordNet (r) 3.0 (2006):

bipartite
    adj 1: divided into two portions almost to the base
    2: involving two parts or elements; "a bipartite document"; "a
       two-way treaty" [syn: bipartite, two-part, two-way]

Moby Thesaurus II by Grady Ward, 1.0:

49 Moby Thesaurus words for "bipartite":
   apart, asunder, biaxial, bicameral, bicuspid, bifid, biform,
   bifurcated, bilateral, binocular, binomial, binominal, bipartisan,
   biped, bipetalous, bipinnate, bisexual, bivalent, dichotomous,
   discontinuous, discrete, distinct, divergent, double, duadic, dual,
   dualistic, duplex, duplicated, dyadic, identical, in two,
   incoherent, insular, matched, noncohesive, partitioned, separate,
   twain, twin, twinned, two, two-sided, unassociated, unattached,
   unattended, unconnected, unibivalent, unjoined



Bouvier's Law Dictionary, Revised 6th Ed (1856):

BIPARTITE. Of two parts. This term is used in conveyancing as, this
indenture bipartite, between A, of the one part, and B, of the other part.
But when there are only two parties, it is not necessary to use this word.