crossbeam

from WordNet (r) 3.0 (2006)

crossbeam
    n 1: a horizontal beam that extends across something [syn:
         {trave}, {traverse}, {crossbeam}, {crosspiece}]

from The Collaborative International Dictionary of English v.0.48

Crossbeam \Cross"beam`\ (-b[=e]m`). n.
   1. (Arch.) A girder.
      [1913 Webster]

   2. (Naut.) A beam laid across the bitts, to which the cable
      is fastened when riding at anchor.
      [1913 Webster]