Definition: Nutrients that the body uses in relatively large amounts - proteins, carbohydrates, and fats. This is as opposed to micronutrients, which the body requires in smaller amounts, such as vitamins and minerals. Macronutrients provide calories to the body as well as performing other functions.
Pronunciation: ma kro NOO tree ent
Common Misspellings: macronootrient macronutrent macronutriant
Proteins, carbohydrates, and fats (lipids)are the three types of macronutrients.