lysis

/ˈlaɪsɪs/

//ˈlaɪsɪs// noun

"lysis" is a 5-letter English headword indexed on PlainSpell.

The verdict

“lysis” is uncommon English (frequency #57,534 among 2,297 “L” headwords), classed as a noun. The kind of spelling people second-guess.

#57,534
frequency rank, English
2,297
“L” headwords

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - A plinth or step above the cornice of the podium in an ancient temple.

Corpus desk

Index EN-lysis · lysis · English

lysis · rank #57,534 · 0 variants · 0 confusables

  • FREQ-RARE #57,534
  • LEN-MID 5 letters
  • VOW-2 2 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-MID 2,297
  • PHOTO-FINISH Lundgren

Nearest frequency peer: Lundgren (-2 rank slots)

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.

Long-tail ranks near “lysis”

Sparse band: bars invert rank so rarer forms read shorter

corpus weight

What this shows Long-tail view: where “lysis” sits against similarly uncommon English ranks.

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for lysis
PropertyValue
Headwordlysis
LanguageEnglish
Part of speechNoun
IPA/ˈlaɪsɪs/
Letters5
Frequency rank#57,534
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “lysis” in English

This scale runs from the tiny cluster of words that carry ordinary speech (left) to the long tail of words almost nobody reaches for (right).lysisfalls in this rarity band:

#1#100#1K#10K#100K
← used constantlyrarely used →

Ticks step logarithmically, so each one marks a roughly tenfold drop in how often the word turns up. Rare peers in the same band: “Lundgren” (#57,532), “maar” (#57,536), “luminescent” (#57,531). Among 2,297 “L” headwords, “lysis” is #57,534. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

lysis is uncommon English at frequency #57,534 among 2,297 “L” headwords, classed as anoun, transcribed /ˈlaɪsɪs/. Rarity is why readers land here mid-draft. 4 senses are on record.

We couldn't generate a plausible misspelling set for lysis, typically a sign the spelling maps closely to how the word sounds. This entry stands alone in our confusable dataset, a sign it's visually distinctive enough not to be mixed up with another word.

Etymologically, the entry records: From Latin lysis, from Ancient Greek λύσις (lúsis, “a loosening”). Compare -lysis. The correct English form is lysis, spelled L-Y-S-I-S.

Definition

  1. 1
    A plinth or step above the cornice of the podium in an ancient temple.
  2. 2
    The breakdown of molecules into constituent molecules.
  3. 3
    The disintegration or destruction of cells.
  4. 4
    A gradual recovery from disease.

Recorded use

Wiktionary example

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

  1. The older medicine used to speak of two ways, lysis and crisis, one gradual, the other abrupt, in which one might recover from a bodily disease.

Etymology

From Latin lysis, from Ancient Greek λύσις (lúsis, “a loosening”). Compare -lysis.

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); frequency ordering uses the FrequencyWords open word-frequency list (2018 English corpus, MIT). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "lysis"?
"lysis" is spelled L-Y-S-I-S. The IPA pronunciation is /ˈlaɪsɪs/.
What does "lysis" mean?
As a noun, "lysis" means: A plinth or step above the cornice of the podium in an ancient temple.
How do you pronounce "lysis"?
The IPA (International Phonetic Alphabet) transcription for "lysis" is /ˈlaɪsɪs/. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What is the origin of the word "lysis"?
From Latin lysis, from Ancient Greek λύσις (lúsis, “a loosening”). Compare -lysis. 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.

Similar English words by spelling shape

Same letter count and similar misspelling depth for "lysis", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 5 letters (nearest by frequency rank).

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

Source: FrequencyWords open word-frequency list