<p><strong>Noun</strong></p><ul><li>Removal or separation; banishment or exile.</li><li>A withdrawal into seclusion; retirement.</li><li>Segregation from others; isolation: sequestration of jurors during a trial.</li><li>The sequestering of property.</li><li>Confiscation or seizure.</li><li>Chemistry: the combining of metallic ions with a suitable reagent into a stable, soluble complex to prevent the ions from forming an insoluble precipitate or causing interference in a particular reaction.</li><li>The trapping of a chemical in the atmosphere or environment and its isolation in a natural or artificial storage area: Carbon sequestration can reduce global warming.</li><li>The process of implementing an automatic cut in government spending across most departments, agencies, etc.</li><li>An instance of this: An $80 billion sequestration would lead to massive layoffs.</li></ul>