from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A person specializing in dietetics.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A person who studies or practices dietetics.
from The Century Dictionary and Cyclopedia
- n. Same as dietist.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. a specialist in the study of nutrition
diet1 + -itian (alteration of -ician).(American Heritage® Dictionary of the English Language, Fourth Edition)