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Definition of macronutrient
macronutrient
/ˌmæk.ɹoʊˈnuː.tɹi.ənt/
mac · ro · nu · tri · ent
Plural:macronutrients
macronutrient Lexical Profile
CEFR
C1
Grade
10
Tier
2
Usage
Top 10k
Syllables
5
macronutrient Game Scores & Validity
Scrabble US
Scrabble UK
WWF
Wordle Guess
• noun
1
A type of food component—specifically carbohydrates, proteins, and fats—required in large amounts in the human diet to provide energy and maintain bodily functions.
Example
"Athletes carefully track their daily intake of each macronutrient to optimize physical performance and recovery."
2
A chemical element, such as nitrogen, phosphorus, or potassium, that is required in relatively large quantities for normal plant growth and physiology.
Example
"Nitrogen is an essential soil macronutrient that promotes vigorous leaf and stem development in crops."
Synonyms
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View all antonyms for macronutrient• Rhymes for macronutrient
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Word Origin & Etymology
Coined in the mid-20th century from the prefix 'macro-' (from Ancient Greek 'makros', meaning large) and 'nutrient' (from Latin 'nutrire', meaning to nourish).
Cite this Entry
Wordmom. (2026). Definition of Macronutrient. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/macronutrient