Chemistry. the process of chelating.
a method of removing certain heavy metals from the bloodstream, used especially in treating lead or mercury poisoning.
a controversial treatment for arteriosclerosis that attempts to remove calcium deposits from the inner walls of the coronary arteries.
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British Dictionary definitions for chelation
chem the process by which a chelate is formed
animal husbandry the process by which trace elements in an animal's feed are bonded to amino acids, ensuring their absorption into the animal's body
geology the chemical removal of metallic ions in a mineral or rock by weathering
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
Scientific definitions for chelation
The combination of a metal ion with a chemical compound to form a ring. Chelation is used in the industrial separation and extraction of metals and to treat metal poisoning.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.