Definition of cosmic. 1  1a : of or relating to the cosmos, the extraterrestrial vastness, or the universe in contrast to the earth alone cosmic radiationb : of, relating to, or concerned with abstract spiritual or metaphysical (see metaphysical 2) ideas cosmic wisdom.
A young woman blushing and covering her face. Blushing is the reddening of a person's face due to psychological reasons. It is normally involuntary and triggered by emotional stress, such as that associated with embarrassment, anger, or romantic stimulation.
Adrenaline also makes the blood vessels dilate in order to improve blood flow and oxygen delivery in case the body has to suddenly flee a dangerous situation. The veins in the face, as well as in the stomach lining and throughout the rest of the body, then have more blood than normal flowing through them, and they appear red. More about blushing: A surgery known as endothoracic sympathectomy can potentially eliminate blushing by snipping the small nerves located in the spine that trigger the response.