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.
Ansari said to talk with your doctor, pharmacist, or dietitian before adding grapefruit to your diet. Maggie O'Neill, Verywell Health, 12 Dec. 2025 Pumfu Tacos Dahlia Marin, RDN, LD, CGN, a virtual private practice dietitian in Orange County, California, dealt with IBS-M symptoms for more than 20 years. Cheyenne Buckingham, SELF, 9 Dec. 2025 Furthermore, Erin Jowett, MS, RD, LDN, functional dietitian and founder of Integrative Weight & Wellness, cautions that heavy processing used by some brands of ground turmeric can diminish its benefits. Sarah Garone, Health, 9 Dec. 2025 The dietitian can work with you to make balanced, tasty meals that don’t sacrifice nutrition. Helen Carefoot, Flow Space, 21 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 14 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

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