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dietitian

noun

di·​e·​ti·​tian ˌdī-ə-ˈti-shən How to pronounce dietitian (audio)
variants or less commonly dietician
: a specialist in dietetics

Examples of dietitian in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Not really, according to registered dietitians. Audrey Bruno, SELF, 24 Nov. 2025 The dietitian can work with you to make balanced, tasty meals that don’t sacrifice nutrition. Helen Carefoot, Flow Space, 21 Nov. 2025 The echinacea plant is packed with potent antioxidants, and contains a wide net of compounds that are thought to help reduce free radicals and combat inflammation in the body, says Megan Ramaika, a bariatric dietitian at Medstar Washington Hospital Center. Caroline C. Boyle, USA Today, 21 Nov. 2025 Smith adds that Perplexity is like her dietitian but without having to pay a bill. Hannah Nwoko, Parents, 18 Nov. 2025 See All Example Sentences for dietitian

Word History

Etymology

dietitian irregular from diet entry 1 + -ician

First Known Use

circa 1846, in the meaning defined above

Time Traveler
The first known use of dietitian was circa 1846

Browse Nearby Words

Cite this Entry

“Dietitian.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/dietitian. Accessed 1 Dec. 2025.

Kids Definition

dietitian

noun
di·​eti·​tian
variants or dietician
ˌdī-ə-ˈtish-ən
: a specialist in dietetics

Medical Definition

dietitian

noun
di·​eti·​tian
variants or dietician
: a specialist in dietetics

More from Merriam-Webster on dietitian

Last Updated: - Updated example sentences
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