micronutrient
MY-kroh-noo-tree-uhnt
/ˌmaɪkroʊˈnuːtriənt/
A chemical element or substance required in trace amounts for the normal growth and development of living organisms.
Refers to vitamins and minerals which don't provide energy but are essential for chemical reactions.
The story behind the word. From the Greek 'mikros' for 'small'. These are the 'tiny' nutrients. You only need a few milligrams of them, but without them, the whole system fails.
Word relationships
- trace element: A more specific term for minerals needed in very tiny amounts.
- macronutrient: Nutrients needed in large amounts.
Commonly confused with
- vitamin: Vitamins are a type of micronutrient, but the category also includes minerals like iron and zinc.
Word family
- micro (adjective): Extremely small.
Collocations
- micronutrient deficiency
- essential micronutrient
- micronutrient intake
Example sentences
- "Micronutrients are one of the major groups of nutrients your body needs; they include vitamins and minerals." A public health announcement about children's health. (CDC Nutrition Facts)
- "Even if you eat enough calories, a lack of micronutrient variety can lead to serious health complications." Discussing the benefits of a varied diet.
Memory hook
Think of a 'microscope'—you need one to see things that are 'micro' small. Micro is the 'small' stuff.
When not to use
Don't use it for proteins, fats, or carbs.
Fun facts
- The entire lifetime requirement of iodine, an essential micronutrient, would fit into a single teaspoon.
Related words
Explore more words
nutritional, macronutrient, nutrient-dense, metabolic, mineral, microscopic
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