che·late (k  l t )adj. Zoology Having chelae or resembling a chela. n. Chemistry A chemical compound in the form of a heterocyclic ring, containing a metal ion attached by coordinate bonds to at least two nonmetal ions. tr.v. che·lat·ed, che·lat·ing, che·lates 1. Chemistry To combine (a metal ion) with a chemical compound to form a ring. 2. Medicine To remove (a heavy metal, such as lead or mercury) from the bloodstream by means of a chelate, such as EDTA. che lat·a·ble adj.che·la tion n.che lator n. |
chelation (k -lsh n) 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. |
ThesaurusLegend: Synonyms Related Words Antonyms
| Noun | 1. | chelation - (medicine) the process of removing a heavy metal from the bloodstream by means of a chelate as in treating lead or mercury poisoning physical process, process - a sustained phenomenon or one marked by gradual changes through a series of states; "events now in process"; "the process of calcification begins later for boys than for girls" medical specialty, medicine - the branches of medical science that deal with nonsurgical techniques |
| 2. | chelation - the process of forming a ring by forming one or more hydrogen bonds chemical action, chemical change, chemical process - (chemistry) any process determined by the atomic and molecular composition and structure of the substances involved |
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