Home Diabetes Glossary dietitian dietitian Wednesday,January 4, 2023 ByDiabetesCare.net by DiabetesCare.net | Jan 4, 2023 | 0 comments (DY-eh-TIH-shun): a health care professional who advises people about meal planning, weight control, and diabetes management. A registered dietitian (RD) has more training Submit a Comment Cancel replyYou must be logged in to post a comment.