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.
Complex Carbohydrates. While some people refer to complex carbs as good carbs and simple carbs as bad carbs, this is not always the case. Not all complex carbs are healthy, and not all simple carbs are unhealthy. Complex carbohydrates are starchy foods, according to the American Diabetes Association.uts and seeds also contain small amounts of carbs. List of Bad Carbs. Bad carbs are found in foods that contain added sugar but few, if any, additional nutrients. These foods don't keep you feeling full very long like good carbohydrates do.