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.
If you typically consume around 1,800 calories per day, you need 202 to 293 grams of carbohydrates daily. A 3-ounce portion of grape tomatoes contains nearly 5 grams of carbs, which provide 4 calories per gram. This amounts to roughly 20 calories from carbohydrates. Fiber