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.
In fact, dietitians often point to oats as one of the few foods naturally high in this specific soluble fiber. — Lynn Andriani, Martha Stewart, 7 Aug. 2026 That said, dietitians say the freezing itself isn’t what provides the benefits. — Kathleen Ferraro, Verywell Health, 7 Aug. 2026 This opinion sparked debate in the online nutrition community, with some dietitians and nutritionists arguing that bananas should not be villainized based on a small body of research. — Angelica Stabile, FOXNews.com, 6 Aug. 2026 Here’s what dietitians, clinical sources and published research say about calories burned, how often to play and how to fuel your sessions. — Samantha Agate, Miami Herald, 6 Aug. 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

Rhymes for dietitian

See All Rhymes for dietitian

Browse Nearby Words

dietine
dietitian
diet kitchen
See all Nearby Words

Cite this Entry

“Dietitian.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/dietitian. Accessed 11 Aug. 2026.

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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
ˌdī-ə-ˈtish-ən How to pronounce dietitian (audio)
: a specialist in dietetics

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