11 letters · 14 points in Scrabble
noun the complete destruction of every trace of something
originBorrowed from Latin ērādīcātiō, from ērādīcō + -tiō, from ē- (“out”) + rādīx (“root”) + -ō. Equivalent to eradicate + -ion or e- (“without”) + radication.
Etymology from Wiktionary, CC BY-SA 3.0