dyssynchrony

noun

"dyssynchrony" is a 12-letter English headword indexed on PlainSpell.

The verdict

“dyssynchrony” is outside the top-ranked English vocabulary, used as a noun - the kind of word writers most often double-check.

Unranked
below top-frequency English
12
letters

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - A lack of proper synchrony.

Key facts for dyssynchrony
PropertyValue
Headworddyssynchrony
LanguageEnglish
Part of speechNoun
Letters12
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “dyssynchrony” sits in English frequency

dyssynchrony falls outside the top-100,000 ranked English words, the long-tail zone of technical, archaic, or low-frequency vocabulary, exactly where readers second-guess spellings most.

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

Spelling & Dictionary Insight

The English entry for dyssynchrony is 12 letters long, classified as a noun. It sits outside the most-frequent rank tiers, which is often why uncommon words generate more spelling variants per reader. Wiktionary records 3 distinct senses for this headword, so context determines which meaning a reader should apply.

Our edit-distance generator produced no likely misspellings for dyssynchrony, a straightforward case of a spelling with little room for common typos. It is not paired with a close-neighbour confusable in our dataset, since nothing in our dataset looks or sounds close enough to cause mix-ups.

Etymologically, the entry records: From dys- + synchrony. The correct English form is dyssynchrony, spelled D-Y-S-S-Y-N-C-H-R-O-N-Y.

Definition

  1. 1
    A lack of proper synchrony.
  2. 2
    A lack of proper synchrony.
  3. 3
    A term created by Jean-Charles Terrassier in 1985 to define the disparity of a gifted child to his surroundings.

Etymology

From dys- + synchrony.

Synonyms

This word in other languages

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 "dyssynchrony"?
"dyssynchrony" is spelled D-Y-S-S-Y-N-C-H-R-O-N-Y.
What does "dyssynchrony" mean?
As a noun, "dyssynchrony" means: A lack of proper synchrony.
What is the origin of the word "dyssynchrony"?
From dys- + synchrony. 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.

Using “dyssynchrony”

The practical upshot for anyone who landed here from a spell-check.

  • The one correct English spelling is D-Y-S-S-Y-N-C-H-R-O-N-Y - every other letter order is a misspelling in standard orthography.
  • Browse more English words and confusable pairs in the same reference. English words
Data Source

Wiktionary (via kaikki.org), licensed under CC BY-SA & GFDL. Word ordering uses an open word-frequency list; misspelling variants are generated by edit-distance from the correct headword.

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

Source: FrequencyWords open word-frequency list FrequencyWords open word-frequency list