/ Dictionary / Index D dosimetry: Meaning and Definition of Find definitions for: do•sim•e•try Pronunciation: (dō-sim'i-trē), [key] — n. the process or method of measuring the dosage of ionizing radiation. the measurement of the doses of medicines. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: dosimetry (Thesaurus) dosimeter Dos Passos Related Content Daily Word Quiz: arid Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language