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micronutrient

American  
[mahy-kroh-noo-tree-uhnt, -nyoo-] / ˌmaɪ kroʊˈnu tri ənt, -ˈnju- /

noun

Biochemistry.
  1. an essential nutrient, as a trace mineral or vitamin, that is required by an organism in minute amounts.


micronutrient British  
/ ˌmaɪkrəʊˈnjuːtrɪənt /

noun

  1. any substance, such as a vitamin or trace element, essential for healthy growth and development but required only in minute amounts

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of micronutrient

First recorded in 1935–40; micro- + nutrient


Vocabulary lists containing micronutrient

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

For $2.50, an expectant mother can receive micronutrient supplements that prevent stunting and lifelong cognitive damage in her child—returning nearly $100 of long-term benefits per child.

From The Wall Street Journal ● Sep. 1, 2026

The researchers believe this behavior reflects a process they call "micronutrient deleveraging."

From Science Daily ● Feb. 5, 2026

They need the micronutrient for photosynthesis and enzymatic reactions.

From Science Daily ● Feb. 23, 2024

"Globally, around 340 million children under five suffer from multiple micronutrient deficiencies, which not only affect their growth but also significantly alter their gut microbiomes," said Dr. Littlejohn.

From Science Daily ● Nov. 17, 2023

Importantly, mice with micronutrient deficiencies also exhibited a higher enrichment of genes that have been linked to antibiotic resistance.

From Science Daily ● Nov. 17, 2023

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