hallucination
A time when you see, hear, or feel something that is not really there.
An experience of seeing, hearing, feeling, smelling, or tasting something that is not actually present, especially because of illness, drugs, extreme stress, or lack of sleep.
A wrong answer from an AI system that sounds confident but is not based on real facts.
A false, invented, or unsupported statement produced by an artificial intelligence system, especially one presented as if it were factual.
Something that seems real to someone but is actually imagined or false.
An idea, image, or impression that is unreal, exaggerated, or based on imagination rather than fact.
- Base: hallucination
- Plural: hallucination, hallucinations
auditory hallucination
1hearing unreal sounds
hearing a voice or sound that is not really there
- After several sleepless nights, he experienced an auditory hallucination and heard someone call his name.
- Auditory hallucinations are often described as voices, but they can also be music or other sounds.
- She heard a voice when no one was there. It was an auditory hallucination.
auditory hallucination
1hearing nonexistent sounds
A false experience of hearing something, such as a voice, when there is no real sound.
- She described an auditory hallucination in which someone called her name.
- Auditory hallucinations can occur in several mental health conditions, but they can also happen during extreme stress.
- The patient reported auditory hallucinations of music playing in the next room.
- He heard a voice, but it was an auditory hallucination.
drug-induced hallucination
1hallucination caused by drugs
A hallucination that happens because someone has taken a drug or medicine.
- The emergency team treated him for severe drug-induced hallucinations.
- Some medications can rarely cause drug-induced hallucinations as a side effect.
- The film shows the character having drug-induced hallucinations after taking the substance.
- The drug caused a drug-induced hallucination.
hypnagogic hallucination
1hallucination while falling asleep
A hallucination that happens just as you are starting to sleep.
- She sometimes has hypnagogic hallucinations and hears her name as she falls asleep.
- Hypnagogic hallucinations can be frightening, but they are not always a sign of serious illness.
- The sleep specialist asked whether the images occurred during dreams or as hypnagogic hallucinations.
- He saw a face as he was falling asleep. It was a hypnagogic hallucination.
mass hallucination
1shared false perception
A situation where many people seem to see or believe the same unreal thing.
- Some witnesses claimed to see a strange light, but skeptics called it a mass hallucination.
- The theory that the event was a mass hallucination did not satisfy everyone.
- The phrase mass hallucination is often used in discussions of miracles, UFO sightings, and crowd behavior.
- People said they saw the same ghost, but others called it a mass hallucination.
tactile hallucination
1feeling nonexistent touch
A false feeling that something is touching your body or moving on your skin.
- He described tactile hallucinations, saying it felt as if insects were crawling on his arms.
- Certain drug withdrawals can cause disturbing tactile hallucinations.
- The neurologist asked about pain, numbness, and any tactile hallucinations.
- She felt bugs on her skin, but it was a tactile hallucination.
visual hallucination
1seeing nonexistent things
A false experience of seeing something that is not really there.
- The illness caused vivid visual hallucinations of animals in the room.
- Some people have brief visual hallucinations when they are falling asleep or waking up.
- The doctor asked whether the patient had experienced any visual hallucinations.
- She saw bright lights that were not there. It was a visual hallucination.