A nightmare, also known as a bad dream, [1] is an unpleasant dream that can cause a strong emotional response from the mind, typically fear but also despair, anxiety, disgust or sadness. The dream may …

: something (such as an experience, situation, or object) having the monstrous character of a nightmare or producing a feeling of anxiety or terror. Did you know? Looking at nightmare, you might guess that …

May 2, 2024 · It’s normal to occasionally have a nightmare or bad dream, but for some people, they recur frequently, disrupting sleep and negatively impacting their waking life as well.

May 22, 2024 · What causes nightmares? “Most people have a random nightmare here or there, and you may be more susceptible to them after dealing with stress or watching a scary movie,” Dr. Tiani …

nightmare, disturbing dream that provokes a strong negative emotional reaction. Nightmares differ from other dreams in that they typically cause the sleeper to awaken because of emotional distress. An …

Jun 5, 2021 · A nightmare is a disturbing dream associated with negative feelings, such as anxiety or fear that awakens you. Nightmares are common in children but can happen at any age.

Apr 26, 2022 · Normally, people dream for more than two hours each night. Some of those dreams will be "bad dreams." These dreams may have disagreeable imagery or relate a story with a bad …

NIGHTMARE meaning: 1. a very upsetting or frightening dream: 2. an extremely unpleasant event or experience or…. Learn more.

NIGHTMARE definition: a terrifying dream in which the dreamer experiences feelings of helplessness, extreme anxiety, sorrow, etc. See examples of nightmare used in a sentence.

Apr 30, 2025 · Nightmares are vividly realistic, disturbing dreams that rattle you awake from a deep sleep. They often set your heart pounding from fear. Nightmares tend to occur most often during …