dosimetry biodosimetry Jack Miller Biodosimetry was used to measure the exposure of some victims of the Chernobyl nuclear accident. Use of a biological response as an indicator of a dose of an effective agent (e.g., the extent of decline in peripheral blood lymphocytes of humans exposed to ionizing radiation can be used as an indicator of the absorbed dose to the whole body from that NCRP Glossary (https://ncrponline.org/wp-content/themes/ncrp/PDFs/NCRP-Composite-Glossary.pdf)