What does amnesia mean?

Definitions for amnesia
æmˈni ʒəam·ne·si·a

This dictionary definitions page includes all the possible meanings, example usage and translations of the word amnesia.

Princeton's WordNet

  1. amnesia, memory loss, blackoutnoun

    partial or total loss of memory

    "he has a total blackout for events of the evening"

Wiktionary

  1. amnesianoun

    Loss of memory; forgetfulness.

  2. Etymology: From modified amnesia, from ἀμνησία.

Wikipedia

  1. Amnesia

    Amnesia is a deficit in memory caused by brain damage or disease, but it can also be caused temporarily by the use of various sedatives and hypnotic drugs. The memory can be either wholly or partially lost due to the extent of damage that was caused. There are two main types of amnesia: retrograde amnesia and anterograde amnesia. Retrograde amnesia is the inability to retrieve information that was acquired before a particular date, usually the date of an accident or operation. In some cases the memory loss can extend back decades, while in others the person may lose only a few months of memory. Anterograde amnesia is the inability to transfer new information from the short-term store into the long-term store. People with anterograde amnesia cannot remember things for long periods of time. These two types are not mutually exclusive; both can occur simultaneously.Case studies also show that amnesia is typically associated with damage to the medial temporal lobe. In addition, specific areas of the hippocampus (the CA1 region) are involved with memory. Research has also shown that when areas of the diencephalon are damaged, amnesia can occur. Recent studies have shown a correlation between deficiency of RbAp48 protein and memory loss. Scientists were able to find that mice with damaged memory have a lower level of RbAp48 protein compared to normal, healthy mice. In people with amnesia, the ability to recall immediate information is still retained, and they may still be able to form new memories. However, a severe reduction in the ability to learn new material and retrieve old information can be observed. People can learn new procedural knowledge. In addition, priming (both perceptual and conceptual) can assist amnesiacs in the learning of fresh non-declarative knowledge. Individuals with amnesia also retain substantial intellectual, linguistic, and social skill despite profound impairments in the ability to recall specific information encountered in prior learning episodes.The term is from Ancient Greek 'forgetfulness'; from ἀ- (a-) 'without', and μνήσις (mnesis) 'memory'.

ChatGPT

  1. amnesia

    Amnesia is a medical condition typically characterized by partial or total loss of memory, often caused by brain injury, disease, psychological trauma, or certain medications. It usually involves problems with short-term memory, difficulties in recalling the past, or forming new memories. The severity, duration, and specific deficits in memory may vary depending on the type and extent of the circumstances causing the condition.

Webster Dictionary

  1. Amnesianoun

    forgetfulness; also, a defect of speech, from cerebral disease, in which the patient substitutes wrong words or names in the place of those he wishes to employ

  2. Etymology: [NL., fr. Gr. 'amnhsi`a; 'a priv. + mna^sqai to remember.]

Wikidata

  1. Amnesia

    Amnesia is a deficit in memory caused by brain damage, disease, or psychological trauma. Amnesia can also be caused temporarily by the use of various sedatives and hypnotic drugs. Essentially, amnesia is loss of memory. The memory can be either wholly or partially lost due to the extent of damage that was caused. There are two main types of amnesia: retrograde amnesia and anterograde amnesia. Retrograde amnesia is the inability to retrieve information that was acquired before a particular date, usually the date of an accident or operation. In some cases the memory loss can extend back decades, while in others the person may lose only a few months of memory. Anterograde amnesia is the inability to transfer new information from the short-term store into the long-term store. People with this type of amnesia cannot remember things for long periods of time. These two types are not mutually exclusive. Both can occur within a patient at one time. Case studies, such as that of patient R.B., show that both types of amnesia can occur simultaneously. Case studies also show that amnesia is typically associated with damage to the medial temporal lobe. In addition, specific areas of the hippocampus are involved with memory. Research has also shown that when areas of the diencephalon are damaged, amnesia can occur.

Chambers 20th Century Dictionary

  1. Amnesia

    am-nē′si-a, n. loss of memory. [Gr. amnesia]

U.S. National Library of Medicine

  1. Amnesia

    Pathologic partial or complete loss of the ability to recall past experiences (AMNESIA, RETROGRADE) or to form new memories (AMNESIA, ANTEROGRADE). This condition may be of organic or psychologic origin. Organic forms of amnesia are usually associated with dysfunction of the DIENCEPHALON or HIPPOCAMPUS. (From Adams et al., Principles of Neurology, 6th ed, pp426-7)

Suggested Resources

  1. amnesia

    Song lyrics by amnesia -- Explore a large variety of song lyrics performed by amnesia on the Lyrics.com website.

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Numerology

  1. Chaldean Numerology

    The numerical value of amnesia in Chaldean Numerology is: 2

  2. Pythagorean Numerology

    The numerical value of amnesia in Pythagorean Numerology is: 8

Examples of amnesia in a Sentence

  1. Hillary Clinton:

    I want Democrats to vote for me, but I want sensible Republicans to vote for me, too, the only way Republicans can win this election is if they can induce a state of amnesia in all of us.

  2. H.W. Mann:

    Our suffering is due to Spiritual Amnesia

  3. Vasant Dhar:

    These corrections are always vicious and sudden, and it is amazing how quickly all of the experts and pundits and gurus change their tune, the market always has amnesia.

  4. Julie Krafchick:

    We can't have amnesia that dating wasn't perfect before, part of the reason we created the podcast in the first place was to answer the question,' What the f ** k is wrong with modern dating ?'.

  5. Octavio Jones/Getty Images:

    When he ran two election cycles ago, he ran as a Democrat and I think he really forgot that parents and students in Florida want school choice and we're not going to turn our back on the support that we've had for all of these years, for almost a decade now, from governors who have supported choice in the state of Florida, what he's trying to achieve, I really think he thinks that we have amnesia. I'm not sure what he's trying to get out of it.

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"amnesia." Definitions.net. STANDS4 LLC, 2024. Web. 25 Apr. 2024. <https://www.definitions.net/definition/amnesia>.

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