trestletree

Etymology

From trestle + tree.

trestletree means one of two strong bars of timber, fixed horizontally on the opposite sides of the masthead to support the crosstrees and the frame of the top. Lexicurio rates it Sui generis — a strength score of 88 out of 100.

noun

One of two strong bars of timber, fixed horizontally on the opposite sides of the masthead to support the crosstrees and the frame of the top.“For, besides one of the bibs being defective, the larboard trestletree, and one of the cross-trees were sprung”