National Cancer Institute (source definition)
Minimum Inhibitory Concentration Test
A laboratory test to determine the lowest concentration of a substance that will inhibit a biological or biochemical function, such as microorganism growth or enzymatic activity.
Review and references
Automated source check (NCI definition)
2026-10-19
2026-10-19
professional use
What it is
A laboratory test to determine the lowest concentration of a substance that will inhibit a biological or biochemical function, such as microorganism growth or enzymatic activity.
Source: National Cancer Institute, NCI Thesaurus 26.09d, C128985. NCI definition, reproduced without modification under CC BY 4.0.
Source identity and definition checked automatically on 2026-10-18. No individual clinical interpretation or human reviewer is asserted.
Compliance note
Reference intervals and interpretation depend on the laboratory, specimen, method and clinical context. This source definition is educational information; it does not establish a diagnosis, product approval or suitability for an individual.