[ dahy-i-ter-ee ]
/ ˈdaɪ ɪˌtɛr i /


of or relating to diet: a dietary cure.

noun, plural di·e·tar·ies.

a regulated allowance of food.
Obsolete. a system or course of diet.

Origin of dietary

1400–50; late Middle English dietarie system of diet. See diet1, -ary

Related forms

di·e·tar·i·ly, adverbpre·di·e·tar·y, adjective Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for dietarily


/ (ˈdaɪətərɪ, -trɪ) /


of or relating to a diet

noun plural -taries

a regulated diet
a system of dieting
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medicine definitions for dietarily


[ dīĭ-tĕr′ē ]


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