do·sim·e·ter 
(dō-sĭmĭ-tər)
(dō-sĭmĭ-tər)n.
An instrument that measures and indicates the amount of x-rays or radiation absorbed in a given period.
[DOS(E) + -METER.]
- substantiality
- substantially
- substantialness
- substantia nigra
- substantiate
- substantiation
- substantival
- substantivally
- substantive
- substantively
- substantiveness
- substantive right
- substation
- substituent
- substitutability
- substitutable
- substitute
- substitution
- substitutional
- substitutionally
- substitutionary
- substitutive
- substrate
- substrative
- substratum