micronutrient

noun

mi·​cro·​nu·​tri·​ent ˌmī-krō-ˈnü-trē-ənt 

-ˈnyü-

: a chemical element or substance (such as calcium or vitamin C) that is essential in minute amounts to the growth and health of a living organism see trace element compare macronutrient

Examples of micronutrient in a Sentence

Recent Examples on the Web

Epsom salt is the common name for magnesium sulfate, and magnesium is a micronutrient that plants need. —Brandee Gruener, Southern Living, 13 Sep. 2025

Miner explained that regular whey protein contains slightly more micronutrients, such as calcium and potassium, and calories because of its carbohydrate content. —Mira Miller, Verywell Health, 10 Sep. 2025

Various micronutrient deficiencies can also worsen outcomes. —Michal Ruprecht, NPR, 8 Sep. 2025

Could Keep Your Skin Looking Young and Clear Some of the micronutrients in hazelnuts are also game-changing for skin health. —Christina Manian, Health, 3 Sep. 2025

Word History

First Known Use

1939, in the meaning defined above

Rhymes for micronutrient

• nutrient

Medical Definition

micronutrient

noun

mi·​cro·​nu·​tri·​ent -ˈn(y)ü-trē-ənt 

: a chemical element or substance (such as calcium or vitamin C) that is essential in minute amounts to growth and health see trace element compare macronutrient