13 letters · 22 points in Scrabble
noun the act of segregating or sequestering
noun the action of forming a chelate or other stable compound with an ion or atom or molecule so that it is no longer available for reactions
noun a writ that authorizes the seizure of property
originFrom Middle French sequestration, from Late Latin sequestrātiō, from Latin sequestrō (“sequester”).
Etymology from Wiktionary, CC BY-SA 3.0