mi·​cro·​nu·​tri·​ent | \ ˌmī-krō-ˈnü-trē-ənt How to pronounce micronutrient (audio) , -ˈnyü-\

Definition of micronutrient

: 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

As the planet becomes hotter and greenhouse gases in the atmosphere become more concentrated, the protein values in green crops, as well as the amount of micronutrients like zinc and iron, decline. Patrick Sisson, Curbed, "To combat climate change, cities need to tackle sprawl," 8 Aug. 2019 The silver oak leaf litter take longer to decompose and are poorer in micronutrients, and there is a reduced resilience to dry periods and intense monsoon rainfalls like this year’s. Nandita Jayaraj, Quartz India, "The coffee plantations of India’s western ghats are being wrongly blamed for climate change," 4 Sep. 2019 If your diet is lacking in micronutrients, a skin supplement can help fill in the gaps. 5. Taylore Glynn, Harper's BAZAAR, "Eight Skin-Transforming Secrets from a Korean Facialist," 22 Aug. 2019 Animal products, for instance, are the richest natural sources of some vital micronutrients. Carolyn L. Todd, SELF, "Does It Make a Difference if You Get Your Protein from Plants or Animals?," 28 Aug. 2019 Seabird guano is also 10-10-2 and full of micronutrients as well as good amounts of NPK. Jeff Lowenfels, Anchorage Daily News, "Feed your garden beds now so they’ll be ready for spring," 22 Aug. 2019 Instead, improve the soil itself by adding compost, organic fertilizer, or wood ashes, which are filled with micronutrients that daffodils love, on top of the bed after planting. Arricca Elin Sansone, House Beautiful, "How to Plant Daffodils," 28 June 2019 This seems like a problem that is reasonably straightforward to solve, making sure children have enough protein and enough micronutrients to reach a non-stunted level of development. Ezra Klein, Vox, "Why Bill Gates is worried," 15 Oct. 2018 The right pH and the organic matter help ensure that nutrients, particularly essential micronutrients like boron, are readily available. Kris Wetherbee, Good Housekeeping, "6 Things You Need to Know Before Growing Broccoli," 23 July 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'micronutrient.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of micronutrient

1939, in the meaning defined above

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Last Updated

4 Oct 2019

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The first known use of micronutrient was in 1939

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More Definitions for micronutrient


mi·​cro·​nu·​tri·​ent | \ -ˈn(y)ü-trē-ənt How to pronounce micronutrient (audio) \

Medical Definition of micronutrient

: 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

More from Merriam-Webster on micronutrient

Britannica.com: Encyclopedia article about micronutrient

Comments on micronutrient

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