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Synonyms

dietary

American  
[dahy-i-ter-ee] / ˈdaɪ ɪˌtɛr i /

adjective

  1. of or relating to diet.

    a dietary cure.


noun

  • dietaries
    plural
  1. a regulated allowance of food.

  2. Obsolete. a system or course of diet.

dietary British  
/ ˈdaɪətərɪ, -trɪ /

adjective

  1. of or relating to a diet

"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

noun

  1. a regulated diet

  2. 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

Other Word Forms

Derived Forms

Inflected Forms

Nouns


Etymology

Origin of dietary

1400–50; late Middle English dietarie system of diet. See diet 1, -ary


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Talarico has already faced AI-generated advertisements and baseless claims that he is vegan, an apparently disqualifying dietary choice in the barbecue-heavy southern state.

From Barron's ● Oct. 12, 2026

They also performed experiments that blocked glucagon or GLP-1 signaling, surgically interrupted the vagus nerves below the diaphragm on both sides, and examined whether different dietary fats produced similar results.

From Science Daily ● Oct. 11, 2026

"An important next step will be to design clinical trials to test whether short-term dietary changes can improve clinical outcomes in patients."

From Science Daily ● Oct. 7, 2026

Soon, I’ll head to Mayrlife, a medical clinic in the Austrian Alps, which just launched a “Meno Classic” program with customized dietary interventions and treatments for women.

From The Wall Street Journal ● Oct. 2, 2026

Milt and Tessie often had the Grossingers over to dinner, though their dietary restrictions continually baffled us.

From "Middlesex: A Novel" by Jeffrey Eugenides

Among eight dietaries lately studied in Middletown those above named showed the largest proportion of material thrown away.

From Scientific American Supplement, No. 1082, September 26, 1896 by Various

Each state, however, makes its own regulations, and there is considerable diversity in workhouse dietaries in consequence.

From Encyclopaedia Britannica, 11th Edition, Volume 8, Slice 4 "Diameter" to "Dinarchus" by Various

The Italian experimenters believed that the addition of four or eight ounces of meat to the dietaries of some of their subjects increased their physical and also their mental powers.

From Food in War Time by Graham Lusk

We are quite justified in concluding that the usual, so-called "standard dietaries" contain an unnecessarily large proportion of proteid.

From The Chemistry of Food and Nutrition by A. W. Duncan

The following table gives three standard dietaries, and a few actual ones, in grammes per day.

From The Chemistry of Food and Nutrition by A. W. Duncan

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