fear, dread, fright, alarm, panic, terror, trepidation mean painful agitation in the presence or anticipation of danger. fear is the most general term and implies anxiety and usually loss of courage.

FEAR definition: a distressing emotion aroused by impending danger, evil, pain, etc., whether the threat is real or imagined; the feeling or condition of being afraid. See examples of fear used in a sentence.

FEAR definition: 1. an unpleasant emotion or thought that you have when you are frightened or worried by something…. Learn more.

Jul 20, 2023 · Fear is a basic, emotional response to a perceived threat or danger. It triggers the body's 'fight-or-flight' response, leading to physiological changes like increased heart rate and adrenaline …

Oct 26, 2025 · Fear is a primal emotion that provokes a physiological and emotional response. Learn the signs of fear, what causes it, and how to manage it.

Many physiological changes in the body are associated with fear, summarized as the fight-or-flight response.

What is the feeling of fear, and why do people experience it? Learn about the signs, functions, and causes of fear as well as the facial expression.