Crosstrees

1 definition found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Crosstrees \Cross"trees`\ (-tr?z`), n. pl. (Naut.)
     Pieces of timber at a masthead, to which are attached the
     upper shrouds. At the head of lower masts in large vessels,
     they support a semicircular platform called the "top."
     [1913 Webster]