me·​tal·​lo·​thio·​ne·​in -ˌthī-ə-ˈnē-ən How to pronounce metallothionein (audio)
: any of various metal-binding proteins involved in the metabolism of copper and zinc in body tissue (as of the liver) and in the binding of toxic metals (as cadmium)

Dictionary Entries Near metallothionein

Cite this Entry

“Metallothionein.” Medical Dictionary, Merriam-Webster, Accessed 15 Jun. 2024.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!