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macronutrient

[ mak-roh-noo-tree-uhnt, -nyoo- ]

noun

  1. Nutrition. any of the nutritional components of the diet that are required in relatively large amounts: protein, carbohydrate, fat, and the macrominerals.
  2. Botany. any of the three chemical elements required by plants in relatively large amounts: nitrogen, phosphorus, and potassium.


macronutrient

/ ˌmækrəʊˈnjuːtrɪənt /

noun

  1. any substance, such as carbon, hydrogen, or oxygen, that is required in large amounts for healthy growth and development


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Word History and Origins

Origin of macronutrient1

First recorded in 1940–45; macro- + nutrient

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macronucleusmacroorganism