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

Here are five trends that emerged from education sessions, the product show floor, and speaking with dietitians in attendance. — Tom Gavin, EverydayHealth.com, 2 Nov. 2026

Blue and Gold premiums can cost double for non-union physicians compared to their colleagues, such as dietitians, covered by UPTE. — Corey Schmidt, Sacbee.com, 29 Oct. 2026

Bonci said at her household, her family will be handing out chocolate, because no one wants to go to the dietitian's house and get a baby carrot. — John Shumway, CBS News, 28 Oct. 2026

Picky eating can certainly stem from feeling pressured to try new things, agrees Jennifer House, MSc, RD, pediatric dietitian and founder of First Step Nutrition. — Taylor Grothe, Parents, 27 Oct. 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