Princeton's WordNet(4.60 / 5 votes)Rate this definition: 1  operation(noun) the state of being in effect or being operative. 2  operation(noun) a business especially one run on a large scale. 3  operation(noun) a planned activity involving many people performing various actions.
Tomatoes are a nutrient-dense food, meaning they are jam-packed with nutrients, but don't have a lot of calories. Lipids, carbs and protein are the three types of macronutrients your body breaks down for energy. The primary macronutrient in tomatoes is carbohydrates, although they do have trace amounts of fat and protein.
Less Than 10% of the Daily Value of Carbohydrates â A medium-sized potato contains 26g of carbohydrates, only 9% of the recommended daily value. Complex carbohydrates are a great source of energy for the body. A Great Antioxidant â Potatoes have one of the highest overall antioxidant activity among vegetables.