chelate

Short definition from Wiktionary

Adjective

1. 1
   Having chelae, or in the form of a chela.[from 19th c.]
2. 2
   Relating to chelation.

Noun

1. 1
   A chelate compound.

Verb

1. 1
   to form a chelate compound by combining a metal atom to form a ring.
2. 2
   to remove heavy metals from the bloodstream using a chelate (such as EDTA).