macronutrient

noun

mac·​ro·​nu·​tri·​ent ˌma-krō-ˈnü-trē-ənt How to pronounce macronutrient (audio)
-ˈnyü-
: a chemical element or substance (such as potassium or protein) that is essential in relatively large amounts to the growth and health of a living organism compare micronutrient

Examples of macronutrient in a Sentence

Recent Examples on the Web
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The other two macros—carbs and fat—are crucial too, but protein earns bonus points for being the most satisfying of all macronutrients and for being a boon for our bodies; inside and out. Karla Walsh, Better Homes & Gardens, 20 Dec. 2024 There's no calorie counting or macronutrient tracking, but the Blue Zone diet encourages mindful eating. Chelsea Rae Bourgeois, Rdn, Health, 11 Dec. 2024 Be sure to balance macronutrients like fiber, carbohydrates, and fats. Desireé Oostland, Vogue, 9 Dec. 2024 As fad diets come and go, some macronutrients are made into heroes or villains. Juergen Eckhardt, Forbes, 12 Dec. 2024 See all Example Sentences for macronutrient 

Word History

Etymology

macro- + nutrient entry 2

First Known Use

1942, in the meaning defined above

Time Traveler
The first known use of macronutrient was in 1942

Dictionary Entries Near macronutrient

Cite this Entry

“Macronutrient.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/macronutrient. Accessed 30 Dec. 2024.

Medical Definition

macronutrient

noun
mac·​ro·​nu·​tri·​ent -ˈn(y)ü-trē-ənt How to pronounce macronutrient (audio)
: a substance (as a protein, carbohydrate, or fat) required in relatively large quantities for growth, energy, and health compare micronutrient

More from Merriam-Webster on macronutrient

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