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.
Causes of blushing. Blushing is caused by your sympathetic nervous system â the network of nerves responsible for triggering your 'fight or flight' reflex. This is a series of involuntary physical changes to your body when faced with a stressful or dangerous situation.