macronutrient

noun

mac·​ro·​nu·​tri·​ent ˌma-krō-ˈnü-trē-ənt 

-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

And while eating a balanced, whole-foods diet rich in key macronutrients, vitamins, and essential amino acids (think eggs, dairy, legumes, vegetables, fruit, whole grains, meat, and fish) is the best way to support collagen production, this single ingredient powder is a close second. —Brianna Peters, Vogue, 1 July 2025

But while protein is, and always has been, a crucial part of health, there’s another macronutrient of the moment that’s stealing the spotlight: fiber. —Korin Miller, Flow Space, 25 June 2025

Though beans and lentils are high in carbohydrates (the macronutrient that impacts blood sugar the most) certain high-carb foods, like beans and lentils, can support healthy blood sugar. —Jillian Kubala, Health, 25 June 2025

Pineapple is a source of macronutrients, micronutrients (vitamins and minerals), and fiber. —Brittany Lubeck, Verywell Health, 24 June 2025

Word History

Etymology

macro- + nutrient entry 2

First Known Use

1942, in the meaning defined above

Rhymes for macronutrient

• micronutrient
• nutrient

Medical Definition

macronutrient

noun

mac·​ro·​nu·​tri·​ent -ˈn(y)ü-trē-ənt 

: a substance (as a protein, carbohydrate, or fat) required in relatively large quantities for growth, energy, and health compare micronutrient