Home › Words › M › metalloantibodymetalloantibodymetalloantibody · noun — an antibody that is modified to contain metal ions within its structure.Definition from Wiktionary (CC BY-SA 3.0).EtymologyFrom metallo- + antibody.nounAn antibody that is modified to contain metal ions within its structure.e.g.“The engineering of hydrolytic chemistry is one goal of metalloantibody experiments.” — 1991, Advances in Protein Chemistry - Volume 42, page 346:Definitions & examples from Wiktionary (CC BY-SA 3.0).