Origin of chelate

First recorded in 1820–30; chel(a)1 + -ate1

OTHER WORDS FROM chelate

che·lat·a·ble, adjective

Example sentences from the Web for chelate

British Dictionary definitions for chelate

chelate
/ (ˈkiːleɪt) /

noun

chem a coordination compound in which a metal atom or ion is bound to a ligand at two or more points on the ligand, so as to form a heterocyclic ring containing a metal atom

adjective

zoology of or possessing chelae
chem of or denoting a chelate

verb

(intr) chem to form a chelate

Word Origin for chelate

C20: from chela 1

Medical definitions for chelate

chelate
[ kēlāt′ ]

n.

A chemical compound in the form of a heterocyclic ring, containing a metal ion attached by coordinate bonds to at least two nonmetal ions.

v.

To combine a metal ion with a chemical compound to form a ring.
To remove a heavy metal, such as lead or mercury, from the bloodstream by means of a chelate.

Other words from chelate

chelate′ adj. che•lation n.

Scientific definitions for chelate

chelate
[ kēlāt′ ]

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.