chelate

che·late  (klt)

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.

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chelat·a·ble adj.

che·lation n.

chelator n.

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chelate  (klt)

A chemical compound in the form of a ring that contains a metal ion attached by coordinate bonds to at least two nonmetal ions. Many commercial dyes as well as important biological substances, such as chlorophyll and the heme of hemoglobin, are chelates.

Thesaurus

Noun	1.	chelate - a heterocyclic compound having a metal ion attached by coordinate bonds to at least two nonmetal ions chelate compound heterocycle, heterocyclic, heterocyclic compound - a compound containing a heterocyclic ring
Verb	1.	chelate - form a chelate, in chemistry form, constitute, make - to compose or represent:"This wall forms the background of the stage setting"; "The branches made a roof"; "This makes a fine introduction"
Adj.	1.	chelate - relating to or characterized by chelation chelated
	2.	chelate - having or resembling chelae or claws