Meaning & use

chelate

verb·Academic

Last updated

to bind a metal ion with a molecule to form a stable ring-shaped chemical complex.

See it in a sentence

The compound chelates iron, making it easier for the body to absorb.

Certain detergents chelate calcium and magnesium ions to prevent hard-water buildup.

A note on using this word

A specialized chemistry term; the resulting compound itself is called a chelate as a noun.

Words with a similar meaning

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Another way to use it

2. noun

a chemical compound formed when a metal ion is bound by a molecule at two or more points.

EDTA is a well-known chelate used in medicine and industry.

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