noun Date: 1942 a chemical element (as nitrogen, phosphorus, or potassium) of which relatively large quantities are essential to the growth and health of a plant, a substance (as protein or carbohydrate) essential in large amounts to the growth and health of an animal
MACRONUTRIENT
Meaning of MACRONUTRIENT in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012