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sequestration

[see-kwes-trey-shuh n, si-kwes-]

noun

removal or separation; banishment or exile.

a withdrawal into seclusion; retirement.

segregation from others; isolation: sequestration of jurors during a trial.

Law.

the sequestering of property.
confiscation or seizure.

Chemistry. 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.

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.

the process of implementing an automatic cut in government spending across most departments, agencies, etc.: efforts to avoid or delay sequestration.
an instance of this: An $80 billion sequestration would lead to massive layoffs.

Origin of sequestration

1350–1400; Middle English < Late Latin sequestrātiōn- (stem of sequestrātiō), equivalent to sequestrāt(us) (past participle of sequestrāre to sequester) + -iōn- -ion

Related formsnon·se·ques·tra·tion, noun

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for carbon sequestration

carbon sequestration

noun

the prevention of greenhouse gas build-up in the earth's atmosphere by methods such as planting trees to absorb carbon dioxide or pumping carbon dioxide into underground reservoirs

sequestration

noun

the act of sequestering or state of being sequestered

law the sequestering of property

chem the effective removal of ions from a solution by coordination with another type of ion or molecule to form complexes that do not have the same chemical behaviour as the original ionsSee also sequestrant

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for carbon sequestration

sequestration

n.

c.1400, from Late Latin sequestrationem (nominative sequestratio) "a depositing," noun of action from past participle stem of Latin sequestrare (see sequester).

Online Etymology Dictionary, © 2010 Douglas Harper

carbon sequestration in Medicine

sequestration

[sē′kwĭ-strā′shən, sĕk′wĭ-]

n.

The formation of a sequestrum.

Loss of blood or of its fluid content into spaces within the body, so that the circulating volume diminishes.

The inhibition or prevention of normal ion behavior by combination with added materials, especially the prevention of metallic ion precipitation from solution.

The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.