dosimetry vs measuring

dosimetry and measuring both are nouns.

Word	Noun	Adjective	Verb	Adverb
dosimetry	Yes	No	No	No
measuring	Yes	No	No	No

As nouns, measuring is a hypernym of dosimetry; that is, measuring is a word with a broader meaning than dosimetry:

dosimetry: measuring the dose of radiation emitted by a radioactive source
measuring: the act or process of assigning numbers to phenomena according to a rule

Other hypernyms of dosimetry include measure, measurement, mensuration.

dosimetry (noun)	measuring (noun)
measuring the dose of radiation emitted by a radioactive source	the act or process of assigning numbers to phenomena according to a rule