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Related to hypermnesia: posthypnotic amnesia


Exceptionally exact or vivid memory, especially as associated with certain mental illnesses.

hy′perm·ne′sic (-zĭk, -sĭk) adj.


(Psychology) psychol an unusually good ability to remember, found in some mental disorders and possibly in hypnosis
[C20: New Latin, from hyper- + -mnesia, formed on the model of amnesia]


(ˌhaɪ pərmˈni ʒə)
the condition of having an unusually vivid or precise memory.
[1880–90; hyper- + (a)mnesia]
hy`perm•ne′sic (-ˈni sɪk, -zɪk) adj.
References in periodicals archive ?
Total recall has always been a reality for the 25-year-old, who has Highly Superior Autobiographical Memory, meaning she can dredge up the trivial details most people forget Rebecca is one of just 80 people worldwide who have been identified as having HSAM, also known as hypermnesia.
He was housed there because of a history of unpredictable violence, some thought to be related to delusional thinking, some to obsessive, even ritualistic questioning; there was other ritualism, hypermnesia, preoccupation with smelling things and obsessive drawing.
See generally George Mandler, Hypermnesia, Incubation, and
amp; PERFORMANCE 1 (1994) (reviewing literature on hypermnesia and
116) Similarly, the Orne group's experiments failed to demonstrate enhanced recall for hypnotizable participants beyond the hypermnesia effects associated with repeated retrieval attempts over time.
Matthew Hugh Erdelyi, Hypnotic Hypermnesia: The Empty Set of Hypermnesia, 42 INT'L J.
Hypermnesia is a psychological effect, which explains the fact that pictures tend to be remembered better over time whereas words are more easily forgotten.
Can one pardon this hypermnesia which a priori indebts you, and in advance inscribes you in the book you are reading?
It seems only consistent that Theoctist's hypermnesia, which at first appears reminiscent of a parody or persiflage of the ancient ars memoriae or mnemotechnique (Simonides), is then positively connoted as it supplies the motivation for the preservation of The Khazar Dictionary from the threat of fiendish annihilation: Theoctist had learned by heart not only the Christian and Islamic parts of the texts, which were consigned to the flames by Nikon Sevast (an allusion here to the burning of the library in Umberto Eco's The Name of the Rose), but also the Jewish part, which was scattered by the winds on the battlefield of Kladovo in 1689.
Erdelyi and Becker called this phenomenon hypermnesia.
The hypermnesia and amnesia existing for the client suffering PTSD symptoms are also considered to be similar to hypnotic phenomenon (Edgette & Edgette, 1995).
A number of studies have successfully applied Einstein and Hunt's explanations to various memory phenomena, including the difficulty effect (McDaniel, Einstein, & Lollis, 1988), generation effect (Gardiner & Hampton, 1989), and hypermnesia (Klein, Loftus, Kihlstrom, & Aseron, 1989; Otani & Hodge, 1991).