• Directory
  • Search
  • All results
  • Journals
  • Definitions
Professional or Occupational Group
dietitian Audio
di·e·ti·tian [ dahy-i-tish-uhn ]
Definitions related to dietitian:
  • A health professional with special training in nutrition who can offer help with the choice of foods a person eats and drinks.
    NCI Dictionary of Cancer Terms
    U.S. National Cancer Institute, 2021
  • A professional trained and qualified to provide nutritional services at individual, institutional and community levels in term of assessing nutritional needs and coordinating them with medical ones, developing and implementing nutrition programs, evaluation and reporting their results, as well as to educate people on healthy eating, and diseases prevention and treatment by means of dietary modifications.
    NCI
    U.S. National Cancer Institute, 2021
  • (dieticians) Persons specially trained and licensed in NUTRITION SCIENCES and DIETETICS.
    NLM Medical Subject Headings
    U.S. National Library of Medicine, 2025
Return to OpenMD Medical Dictionary > D
Try this search on: Farlex, Merriam-Webster, Oxford Dictionary, or Wordnik

This content should not be used in place of medically-reviewed decision support reference material or professional medical advice. Some terms may have alternate or updated definitions not reflected in this set. The definitions on this page should not be considered complete or up to date.

  • About
  • Feedback
  • Guides
  • Terms
© 2026 OpenMD
The content on this site is NOT a substitute for professional medical advice or diagnosis. Always seek the advice of your doctor or health care provider.