- the process by which a chelate is formed
- the process by which trace elements in an animal's feed are bonded to amino acids, ensuring their absorption into the animal's body
- the chemical removal of metallic ions in a mineral or rock by weathering
WordReference Random House Unabridged Dictionary of American English © 2026
che•la•tion
(kē lā′shən),USA pronunciation n.
- Chemistrythe process of chelating.
- Medicine, Chemistry
- a method of removing certain heavy metals from the bloodstream, used esp. in treating lead or mercury poisoning.
- a controversial treatment for arteriosclerosis that attempts to remove calcium deposits from the inner walls of the coronary arteries.
- chelate + -ion 1930–35
Collins Concise English Dictionary © HarperCollins Publishers::
chelation /ˈkiːleɪʃən/ n