The Collaborative International Dictionary of English v.0.48:

branched \branched\ adj.
   1. resembling a fork; divided or separated into two branches;
      as, long branched hairs on its legs, on which pollen
      collects.

   Syn: bifurcate, biramous, forked, pronged, prongy.
        [WordNet 1.5]

   2. same as branching, a..
      [WordNet 1.5]

The Collaborative International Dictionary of English v.0.48:

Branch \Branch\, v. i. [imp. & p. p. Branched; p. pr. & vb. n.
   Branching.]
   1. To shoot or spread in branches; to separate into branches;
      to ramify.
      [1913 Webster]

   2. To divide into separate parts or subdivision.
      [1913 Webster]

   To branch off, to form a branch or a separate part; to
      diverge.

   To branch out, to speak diffusively; to extend one's
      discourse to other topics than the main one; also, to
      enlarge the scope of one's business, etc.
      [1913 Webster]

            To branch out into a long disputation. --Spectator.
      [1913 Webster]

WordNet (r) 3.0 (2006):

branched
    adj 1: resembling a fork; divided or separated into two
           branches; "the biramous appendages of an arthropod";
           "long branched hairs on its legson which pollen
           collects"; "a forked river"; "a forked tail"; "forked
           lightning"; "horseradish grown in poor soil may develop
           prongy roots" [syn: bifurcate, biramous, branched,
           forked, fork-like, forficate, pronged, prongy]
    2: having branches [syn: branched, branching, ramose,
       ramous, ramate]