Definitions

1. noun

The horizontal beam at the top of a ship’s frame, forming the upper part of the hull.

“The shipwright carefully examined the breastbeam to ensure its structural integrity.”

2. noun

A horizontal beam, especially one of the end timbers of a ship’s frame or the top horizontal beam of a building.

“The breastbeam of the old house was beautifully crafted with intricate carvings.”

3. noun

A horizontal beam forming the upper part of the side of a ship’s hull.

“The ship’s breastbeam helped to distribute the weight evenly during navigation.”