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.
How Many Carbs/Calories In Tomato purÃ©e. One oz./ounce, when referring to food, is 28.35 grams (g). 100 grams is 3.53 ounces. One milligram (mg) is 1/1000th gram. One microgram (Âµg) is 1/1,000,000th gram. The source of the data can be found here.