Meaning

noun dried seaweed especially that cast ashore

noun the destruction or collapse of something

noun growth of marine vegetation especially of the large forms such as rockweeds and kelp

originLate Middle English, from Middle Dutch wrak, ultimately related to Proto-Germanic *wrekaną (“to drive out”), the source of wreak and wreck. Doublet of vraic. Cognate with German Wrack, Old Norse rek, Danish vrag, Swedish vrak, Old English wræc); also compare Gothic 𐍅𐍂𐌹𐌺𐌰𐌽 (wrikan), 𐍅𐍂𐌰𐌺𐌾𐌰𐌽 (wrakjan, “persecute”), Old Norse reka (“drive”).

Etymology from Wiktionary, CC BY-SA 3.0