ketose

noun

"ketose" is a 6-letter English headword indexed on PlainSpell.

The verdict

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

Unranked
below top-frequency English
6
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - A saccharide containing a ketone functional group.

Corpus desk

Index EN-ketose · ketose · English

ketose · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-LONG 6 letters
  • VOW-3 3 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "K" 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 ketose
PropertyValue
Headwordketose
LanguageEnglish
Part of speechNoun
Letters6
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “ketose” in English

ketoseranks 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

ketose is uncommon English outside the top frequency list, classed as anoun. Rarity is why readers land here mid-draft. Gloss: "A saccharide containing a ketone functional group.".

We couldn't generate a plausible misspelling set for ketose, since its letter pattern doesn't lend itself to common typo substitutions. No close-neighbour confusable shows up for this headword in our dataset, which tends to mean the word is visually distinctive enough to stand on its own.

Etymologically, the entry records: From keto- + -ose. The correct English form is ketose, spelled K-E-T-O-S-E.

Definition

  1. 1
    A saccharide containing a ketone functional group.

Recorded use

Wiktionary example

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

  1. The saccharides include such substances as dextrose and levulose, which are typical examples of the two classes into which these bodies are divisible, viz. the Aldoses and Ketoses.

Etymology

From keto- + -ose.

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 "ketose"?
"ketose" is spelled K-E-T-O-S-E.
What does "ketose" mean?
As a noun, "ketose" means: A saccharide containing a ketone functional group.
What is the origin of the word "ketose"?
From keto- + -ose. 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