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dietitian

or di·e·ti·cian

[ dahy-i-tish-uhn ]
/ ˌdaɪ ɪˈtɪʃ ən /
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noun

a person who is an expert in nutrition or dietetics.

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Origin of dietitian

1840–50; diet1 + -itian;see -ician
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

Medical definitions for dietitian

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.
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