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.
This Breakfast Combo Could Support Gut Health This can be a healthy breakfast option, especially if the sourdough is whole grain, vegetables are added, and a healthy fat like avocado or extra virgin olive oil is included, said Julia Zumpano, RD, a dietitian at Cleveland Clinic. Maggie O'Neill, Verywell Health, 20 Jan. 2026 Specifically, taking zinc with food may lower absorption by 15% to 20%, according to Dana Ellis Hunnes, PhD, RD, a dietitian with Ronald Reagan–UCLA Medical Center and author of Recipe for Survival. Brian Mastroianni, Health, 19 Jan. 2026 As an outpatient dietitian, Pierce offers individualized nutrition counseling for diabetes management, weight management, heart-healthy eating, gastrointestinal conditions and other chronic health concerns. Mark Mondier, Arkansas Online, 18 Jan. 2026 To get started, reach for these omega-3 foods recommended by dietitians. Olivia McIntosh, Martha Stewart, 18 Jan. 2026 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 28 Jan. 2026.

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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