Dictionary of Cancer Terms
View in Spanish: Exposición acumulada
Cumulative exposure (KYOO-myuh-luh-tiv ek-SPOH-zher)
The total amount of a substance or radiation that a person is exposed to over time. Cumulative exposure to a harmful substance or radiation may increase the risk of certain diseases or conditions.
Source: National Cancer Institute Dictionary of Cancer Terms, available at www.cancer.gov/dictionary.