Avidity

Definition

Strength of binding, usually of a small molecule with multiple binding sites by a larger, particularly the binding of a complex antigen by an antibody.

Extended Notes

Source: National Cancer Institute, NCI Thesaurus 26.09d, C16297. NCI definition, reproduced without modification under CC BY 4.0. Source identity and definition checked automatically on 2026-10-20. No individual clinical interpretation or human reviewer is asserted.

Also Known As