erythrophobia /-fō″bē·ə/ [Gk, erythros + phobos, fear] , 1. an anxiety disorder characterized by an irrational fear of blushing or of displaying embarrassment. 2. a symptom manifested by blushing at the slightest provocation. 3. a morbid fear of or aversion to the color red. −erythrophobic, adj.