What's the difference between hallucination and imagination?

Hallucination


Definition:

  • (n.) The act of hallucinating; a wandering of the mind; error; mistake; a blunder.
  • (n.) The perception of objects which have no reality, or of sensations which have no corresponding external cause, arising from disorder or the nervous system, as in delirium tremens; delusion.

Example Sentences:

  • (1) The clinical picture was characterized by hallucinations and delirium.
  • (2) Adverse effects included nausea, light-headedness, dyskinesias, and hallucinations, all of which abated after the Sinemet dose was reduced.
  • (3) Cocaine produces simple hallucinations, PCP can produce complex hallucinations analogous to a paranoid psychosis, while LSD produces a combination of hallucinations, pseudohallucinations and illusions.
  • (4) In traditional Western psychiatric theory, seeing or hearing things that other people do not think are there could be termed a hallucination which is often considered indicative of underlying psychopathology.
  • (5) The observed psychiatric symptoms were classified into two categories: simple, including incidents of confusion alone or hallucinations with preserved insight, and complex, including delusions or chronic confusion without preserved insight.
  • (6) The probability of hallucinations was associated with the severity of cognitive dysfunction, the degree of other behavioral disturbances, and the presence of extrapyramidal signs.
  • (7) This was generally mild and always fully reversible and consisted mainly of forgetfulness, occasionally hallucinations, nightmares and somnolence.
  • (8) Schizophrenia is a severe psychiatric disorder characterized by onset in young adulthood, the occurrence of hallucinations and delusions, and the development of enduring psychosocial disability.
  • (9) Improved assessments of hallucinating patients are recommended, with exploration of subtleties in the hallucinatory experience; and factors needing assessment are identified.
  • (10) Within the primitive maternal transference, borborygmi are often accompaniments to the fantasy or the hallucination of being fed by the analyst.
  • (11) These data indicate that hallucinations (i.e., believed-in imaginings) can be elicited from a minority of "norman" subjects with brief instructions.
  • (12) Intravenous injection of naloxone (in most cases 4.0 mg) induced a reduction of psychotic symptomatology (especially hallucinations) in the majority of patients.
  • (13) Is voice search really going to catch on, or is it some sort of consensual hallucination by the tech industry?
  • (14) Hallucinations of ocular origin, however, are easily diagnosed by a thorough eye examination.
  • (15) The clinical picture is near-monthly recurrence of episodes of stupor or excitement lasting about 1 or 2 weeks, which are accompanied by delusion and in some cases also by hallucinations or confusion.
  • (16) A case study is presented of the effects of wearing an ear-plug in a single patient with persistent auditory hallucinations.
  • (17) Following the presentation of this underdiagnosed clinical phenomenon we propose that musical hallucinations should be addressed as a final outcome of several factors including both mental and physical components.
  • (18) Social isolation did not affect the incidence of hallucination, nor was it related to the incidence of known depressive illness.
  • (19) The results indicate fair concordance between the two clinical approaches and the DIS with regard to the presence of any delusional or hallucination symptoms.
  • (20) Moreau de Tours's classical studies about haschisch had pointed out to a rich symptomatology: visual and auditive hallucinations preceded by the "primordial effect": "the dissociation of ideas".

Imagination


Definition:

  • (n.) The imagine-making power of the mind; the power to create or reproduce ideally an object of sense previously perceived; the power to call up mental imagines.
  • (n.) The representative power; the power to reconstruct or recombine the materials furnished by direct apprehension; the complex faculty usually termed the plastic or creative power; the fancy.
  • (n.) The power to recombine the materials furnished by experience or memory, for the accomplishment of an elevated purpose; the power of conceiving and expressing the ideal.
  • (n.) A mental image formed by the action of the imagination as a faculty; a conception; a notion.

Example Sentences:

  • (1) 4) Parents imagined that fruit drinks, carbonated beverages and beverages with lactic acid promoted tooth decay.
  • (2) It was an artwork that fired the imaginations of 2 million visitors who played with, were provoked by and plunged themselves into the curious atmosphere of The Weather Project , with its swirling mist and gigantic mirrors that covered the hall's ceiling.
  • (3) He's called out for his lack of imagination in a stinging review by a leading food critic (Oliver Platt) and - after being introduced to Twitter by his tech-savvy son (Emjay Anthony) - accidentally starts a flame war that will lead to him losing his job.
  • (4) Not long ago the comeback would have been impossible to imagine.
  • (5) New developments in data storage and retrieval forecast applications that could not have been imagined even a year or two ago.
  • (6) This may have been a pointed substitute programme, management perhaps imagining a future where electronic presenters will simply download their minds to MP3-players.
  • (7) Imagining faces was also the only condition that led to an increase of activity in the left inferior occipital region which has been suggested by previous studies as being a crucial area for visual imagery.
  • (8) "It is difficult to imagine the torment experienced by the vulnerable victims of crimes such as these.
  • (9) "The role of leader is one of the greatest honours imaginable – but it is not a bauble to aspire for.
  • (10) I personally felt grateful that British TV set itself apart from its international rivals in this way, not afraid to challenge, to stretch the mind and imagination.
  • (11) In 2009, he allowed Imagine to be played on the cathedral bells.
  • (12) America's same-sex couples, and the politicians who have barred gay marriage in 30 states, are looking to the supreme court to hand down a definitive judgment on where the constitution stands on an issue its framers are unlikely to have imagined would ever be considered.
  • (13) We need not strain our powers of prediction to imagine how the Conservatives and much of the media would react.
  • (14) I still can’t figure out who this is aimed at: I’m imagining characters who think they’re in Wolf of Wall Street, with such an inflated sense of entitlement that even al desko meals need to come with Michelin tags.
  • (15) Imagine a Swansea player plays against Chelsea on Saturday and then goes to Manchester City, then he plays against Chelsea again the next week.
  • (16) I am acutely aware that not all of you, by any stretch of the imagination, will approve of everything I have done.
  • (17) The Baseball Hall of Famer Barry Larkin's son Shane, who clearly had the more imaginative father of the three, was drafted 18th; he'll be playing for the Dallas Mavericks.
  • (18) There is never any chink in her composure – any hint of tension – and while I can't imagine what it must feel like to be so at ease with one's world, I don't think she is faking it.
  • (19) After all those years imagining what he would look like; first his hair, then his forehead and then those blue, blue eyes gradually revealed themselves.
  • (20) Our older population is the most impressive, self-sacrificing and imaginative part of our entire community.