sequestration: Meaning and Definition of

se•ques•tra•tion

1. removal or separation; banishment or exile.
2. a withdrawal into seclusion; retirement.
1. the sequestering of property.
2. confiscation or seizure.
4. the combining of metallic ions with a suitable reagent into a stable, soluble complex in order to prevent the ions from combining with a substance with which they would otherwise have formed an insoluble precipitate, from causing interference in a particular reaction, or from acting as undesirable catalysts.