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adjective Uncommon

dietary

DEYE-uht-ree

Dietary (adjective) means relating to diet or to what someone eats. Example: “The nurse asked about his dietary restrictions before the surgery.”

adjective
1
Relating to diet or to what someone eats.
"The nurse asked about his dietary restrictions before the surgery."
"They made major dietary changes after the diagnosis."

How to use dietary

Learner’s notes

In plain EnglishDescribes anything to do with what a person eats — restrictions, habits, or requirements.

Common pairings
dietary requirements dietary restrictions dietary needs

Word forms

dietaries plural

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The nurse asked about his _____ restrictions before the surgery.

Etymology

From Medieval Latin diaetarium, "a book prescribing diet," based on Latin diaeta, "diet."

Origin: Medieval Latin

nutritional food-related alimentary

Related words

Rhymes for dietary

See all rhymes for dietary →

Frequently asked questions

What does “dietary” mean?

The word “dietary” means relating to diet or to what someone eats. In plain terms, describes anything to do with what a person eats — restrictions, habits, or requirements.

How do you pronounce “dietary”?

“Dietary” is pronounced DEYE-uht-ree (/ˈdaɪəˌtɛɹi/ in IPA).

How do you use “dietary” in a sentence?

Here is “dietary” used in a sentence: “The nurse asked about his dietary restrictions before the surgery.”

What part of speech is “dietary”?

“Dietary” is an adjective.

Where does the word “dietary” come from?

The word “dietary” comes from Medieval Latin. From Medieval Latin diaetarium, "a book prescribing diet," based on Latin diaeta, "diet.".

Is “dietary” a common word?

“Dietary” is an uncommon word in modern English.

What is the difference between "dietary" and "nutritional"?

"Dietary" specifically describes what a person eats or their pattern of eating, as in "dietary habits" or "dietary restrictions." "Nutritional" is broader and refers to the value or content of nutrients in food itself, as in "nutritional information."

What are common collocations with "dietary"?

"Dietary" is frequently paired with words like requirements, restrictions, needs, fiber, and supplement, as in "dietary requirements" on a menu or "dietary supplement" on a product label. These combinations almost always relate to what a person eats or should avoid eating.

Is "dietary" used the same way in medical and everyday contexts?

Yes, "dietary" keeps the same core meaning relating to diet or what someone eats in both settings. Doctors use it in phrases like "dietary changes" for treatment plans, while it appears just as naturally in restaurant menus asking about "dietary requirements."

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