dōˈsiməd.ə(r) noun
also dose·me·ter ˈdōsˌmēd.ə(r)
Etymology: dosimeter, International Scientific Vocabulary dosi- (from Latin dosis dose) + -meter; dosemeter from dose (I) + -meter — more at dose
: an instrument or device for measuring doses of X rays or of radioactivity
• do·sim·e·try dōˈsimə.trē noun -es