trestletree

trestletree [tres-uh l-tree] Word Origin noun Nautical.

1. either of a pair of timbers or metal shapes lying along the tops of the hounds or cheeks of a mast to support crosstrees or a top.

Origin of trestletree First recorded in 1615–25; trestle + tree British Dictionary definitions for trestletree trestletree noun

1. nautical either of a pair of fore-and-aft timbers fixed horizontally on opposite sides of a lower masthead to support an upper mast