Definitions

1. adjective

relating to or affecting the viscera, especially the stomach or intestines, or felt intensely and emotionally, especially in response to something that affects the stomach or intestines, such as fear, anxiety, or disgust.

“The visceral reaction to the horror movie was immediate and intense.”

2. noun

a strong instinctive emotional response, especially one that is difficult to rationalize or explain.

“Her visceral reaction to the news was one of shock and dismay.”