dosimetrist

noun

do·​sim·​e·​trist dō-ˈsi-mə-trist How to pronounce dosimetrist (audio)
: a medical professional who is certified to develop radiotherapy treatment plans and to calculate and deliver doses of radiation to cancer patients see dosimetry

Word History

First Known Use

1969, in the meaning defined above

Time Traveler
The first known use of dosimetrist was in 1969

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Cite this Entry

“Dosimetrist.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/dosimetrist. Accessed 7 Jul. 2026.

Medical Definition

dosimetrist

noun
do·​sim·​e·​trist dō-ˈsim-ə-trist How to pronounce dosimetrist (audio)
: a medical professional who is certified to develop radiotherapy treatment plans and to calculate and deliver doses of radiation to cancer patients see dosimetry
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