Crosstree
Full definition of crosstree
Noun
crosstree
(plural crosstrees)- (nautical) A light timber or metal spreader fixed athwartships part way up a mast to spread the shrouds from higher up
- 1851, Herman Melville, ,Your most usual point of perch is the head of the t’ gallant-mast, where you stand upon two thin parallel sticks (almost peculiar to whalemen) called the t’ gallant crosstrees.