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

Definition of dietitian

: a specialist in dietetics

Examples of dietitian in a Sentence

Recent Examples on the Web

Find more nutrition columns from registered dietitian Molly Kimball at here. Molly Kimball,, "5 sweet (some spicy) healthy Valentine's Day treats for your sweetie," 6 Feb. 2018 Guests then meet with the staff dietitian to discuss eating and lifestyle recommendations. Elaine Glusac, New York Times, "Your Next Trip Might Change Your Life," 1 June 2018 Choosing between leafy greens is like Sophie’s Choice for dietitians. Jaclyn London, Ms, Rd, Cdn, Good Housekeeping, "Kale Is Actually One of the Healthiest Things You Can Eat," 17 Dec. 2018 And the macro diet — AKA counting your macros — is another phrase that's popping up amongst athletes and dietitians. Colleen Stinchcombe, Redbook, "What Are Macros, Exactly?," 27 Aug. 2018 Garrett later is promoted to school dietitian, and four of the girls move into new quarters above the cafeteria. Fox News, "Leonardo DiCaprio, Jessica Biel in talks to reboot 'The Facts of Life'," 4 Aug. 2018 Researchers started withholding food from lab animals on alternate days, says Michelle Harvie, a research dietitian in Manchester, England. Mark Barna, Discover Magazine, "Not So Fast," 24 Sep. 2018 Marjorie Nolan Cohn, a registered dietitian and nutrition director for Metro Behavioral Health Associates, an eating disorder treatment center in New York, points to the country's current food climate as conducive to cleansing. Courtney Rubin, Marie Claire, "Cleansing's Dirty Secret," 26 Apr. 2013 But both dietitians agree that there is no good in feeling guilty or upset the day after a big meal. Jenna Rosenstein, Harper's BAZAAR, "The Holidays Are Coming—Here's How To Get Back On Track After a Big Meal," 19 Oct. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'dietitian.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of dietitian

circa 1846, in the meaning defined above

History and Etymology for dietitian

dietitian irregular from diet entry 1 + -ician

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Statistics for dietitian

Last Updated

9 Apr 2019

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Time Traveler for dietitian

The first known use of dietitian was circa 1846

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More Definitions for dietitian



English Language Learners Definition of dietitian

: a person whose job is to give people advice about what to eat in order to be healthy


variants: or dietician \ ˌdī-​ə-​ˈti-​shən \

Kids Definition of dietitian

: a person trained to give advice about diet and nutrition


variants: or dietician \ ˌdī-​ə-​ˈtish-​ən How to pronounce dietician (audio) \

Medical Definition of dietitian

: a specialist in dietetics

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More from Merriam-Webster on dietitian

Rhyming Dictionary: Words that rhyme with dietitian

Spanish Central: Translation of dietitian

Nglish: Translation of dietitian for Spanish Speakers

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