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.
The first step is talking to your doctor, dietitian, counselor or other professional to come up with a plan that works best for you. Alora Bopray, USA Today, 28 Apr. 2026 Fiber is very important, not only for overall health, but for reducing cholesterol levels and helping maintain a healthy weight, which are important for lowering cardiovascular risk, said Lindsey Wohlford, MS, RD, LD, a wellness dietitian at MD Anderson Cancer Center. Stephanie Brown, Verywell Health, 24 Apr. 2026 Ultimately, dietitians like Kremer explain that this becomes a numbers game and fully understanding the amount of protein that's needed for your individual diet and goals. Kelly McCarthy, ABC News, 21 Apr. 2026 According to registered dietitians, a nut-and-dried fruit combo is ideal. Lynn Andriani, Martha Stewart, 19 Apr. 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 2 May. 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

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