dietitian

or di·e·ti·cian

[dahy-i-tish-uh n]

noun

a person who is an expert in nutrition or dietetics.

Origin of dietitian

1840–50; diet¹ + -itian; see -ician

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for dietitian

Historical Examples of dietitian

It is this fact, from the point of view of the dietitian, that commends vegetable candy so highly.
Candy-Making Revolutionized
Mary Elizabeth Hall
There are many problems that still call for an answer by the chemist and dietitian.
Northern Nut Growers Association Report of the Proceedings at the
Various
In hospitals this is passed to the dietitian, who carries out the directions laid down by the physician.
Dietetics for Nurses
Fairfax T. Proudfit

Word Origin and History for dietitian

n.

Online Etymology Dictionary, © 2010 Douglas Harper

dietitian in Medicine

dietitian

n.

A person specializing in dietetics.

The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.