noun.
the formation of a polydentatechelate compound from a metal salt
noun.
the use of this process to remove metal ions from solution, especially to counter poisoning by heavy metals
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
noun.
(medicine) the process of removing a heavy metal from the bloodstream by means of a chelate as in treating lead or mercury poisoning
noun.
the process of forming a ring by forming one or more hydrogen bonds
Word Usage
"• FDA warns companies promoting products used in chelation procedures: The agency warned several companies that the substances they sell without a prescription for a procedure known as "chelation" are "unapproved drugs and devices.""