exhale. When you breathe, you inhale and exhale. In other words, you breathe in and out. When you breathe out, you exhale.Click to see full answer. Similarly, you may ask, what word means to breathe out?Verb. 1. breathe out – expel air; “Exhale when you lift the weight” exhale, expire. breathe, take a breath, suspire, respire – draw air into, and expel out of, the lungs; “I can breathe better when the air is clean”; “The patient is respiring” what is meant by exhaled air? The air inhaled and exhaled in respiration: as long as there is breath in my lungs. b. Air that is exhaled, as evidenced by vapor or odor: It’s so cold you can see your breath. 3. The capacity to breathe, especially in a natural and unlabored manner: suffering from shortness of breath. Subsequently, question is, what do humans breathe in and out? When we take a breath, we pull air into our lungs that contains mostly nitrogen and oxygen. When we exhale, we breathe out mostly carbon dioxide. Just like oxygen, carbon dioxide is transferred to blood to be carried to the lungs, where it is removed and we breathe it out.What is the opposite of inhalation?To inhale is to breathe in. It is the opposite of “exhale,” which is to breathe out.