wrack Definition

wrack
noun

1. A type of seaweed, especially one of the large brown varieties, floating, cast-up or growing on the beach.
2. Destruction or devastation.
3. A wreck or wreckage.

Etymology: 14c, meaning ‘a wreck', and so later ‘something cast up on the beach': from Dutch or German wrak; in sense 2, a variant of rack².