hypermnesia

noun

"hypermnesia" is a 11-letter English headword indexed on PlainSpell.

The verdict

“hypermnesia” is uncommon English (outside the top frequency list), classed as a noun. The kind of spelling people second-guess.

Unranked
below top-frequency English
11
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - An elevated level of memory recall.

Corpus desk

Index EN-hypermnesia · hypermnesia · English

hypermnesia · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-MEGA 11 letters
  • VOW-5 5 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "H" thin
  • PHOTO-UNK Peer pending

Read with this headword: Spelling guide for this pattern

Desk codes from Wiktionary headword shape, FrequencyWords rank tier, confusable-pair count, generated misspelling depth, letter-cohort book size, and photo-finish peer. Not a difficulty grade.

Key facts for hypermnesia
PropertyValue
Headwordhypermnesia
LanguageEnglish
Part of speechNoun
Letters11
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “hypermnesia” in English

hypermnesiaranks outside the top 100,000 English headwords, in the long tail of specialist, archaic, or seldom-used vocabulary, exactly the territory where a reader stops mid-sentence to double-check spelling.

Beyond rank #100,000. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

hypermnesia is uncommon English outside the top frequency list, classed as anoun. Rarity is why readers land here mid-draft. Gloss: "An elevated level of memory recall.".

We couldn't generate a plausible misspelling set for hypermnesia, a straightforward case of a spelling with little room for common typos. No close-neighbour confusable shows up for this headword in our dataset, which typically means the spelling is too distinctive to be mistaken for another word.

Etymologically, the entry records: From hyper- + -mnesia, on the model of amnesia. The correct English form is hypermnesia, spelled H-Y-P-E-R-M-N-E-S-I-A.

Definition

  1. 1
    An elevated level of memory recall.

Recorded use

Wiktionary example

These source excerpts show how hypermnesia appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.

  1. Near-synonym: total recall

Etymology

From hyper- + -mnesia, on the model of amnesia.

Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "hypermnesia"?
"hypermnesia" is spelled H-Y-P-E-R-M-N-E-S-I-A.
What does "hypermnesia" mean?
As a noun, "hypermnesia" means: An elevated level of memory recall.
What is the origin of the word "hypermnesia"?
From hyper- + -mnesia, on the model of amnesia. See the full etymology section above for more details.
Is PlainSpell free to use?
Yes, PlainSpell is a completely free word reference. You can look up definitions, pronunciations, confusable pairs, homophones, and spelling corrections across 5 languages without any sign-up or subscription.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list