dietitian

noun

di·​e·​ti·​tian ˌdī-ə-ˈti-shən 

variants or less commonly dietician

: a specialist in dietetics

Examples of dietitian in a Sentence

Recent Examples on the Web

Registered dietitians say the leafy green primes the gut, eases bloating and supplies nutrients tied to bone density and gut health. — Hanna Wickes, Fort Worth Star-Telegram, 23 Sep. 2026

While the class is a clinical partnership and a dietitian is present to offer instruction and nutritional insights, the medical value of the class is not the focal point, Thomas says. — Hope Hodge Deck, USA Today, 22 Sep. 2026

One of Costco's newer food court additions is packing more protein than anything else on the menu, but a dietitian says shoppers should look beyond the eye-catching number. — Sadie Chafe, FOXNews.com, 22 Sep. 2026

Among the groups that supported Becerra’s federal campaigns included organizations representing physical therapists, anesthesiologists, podiatrists, assisted living and long term care facilities, and dietitians. — Seema Mehta, Los Angeles Times, 10 Sep. 2026

Word History

Etymology

dietitian irregular from diet entry 1 + -ician

First Known Use

circa 1846, in the meaning defined above

Rhymes for dietitian

• addition
• admission
• ambition
• attrition
• audition
• clinician
• cognition
• coition
• commission
• condition
• contrition
• dentition

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 

: a specialist in dietetics