01 n. a dosimeter cosisting of a radiation-sensitive material, such as film, worn in a small package on a person's clothing, to record the accumu…
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1.
a dosimeter cosisting of a radiation-sensitive material, such as film, worn in a small package on a person's clothing, to record the accumulated radiation exposure of the person over a period of time; -- used to monitor the exposure of individuals, such as workers in a nuclear power plant, to ionizing radiation.