ose

\oz\

/\oz\/ noun

The verdict

“ose” is a regularly-used French word, ranked #3,950 in French word frequency and used as a noun.

#3,950
frequency rank, French
3
letters
20
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - Nom générique donné aux substances organiques non hydrolysables possédant un groupe réducteur, aldéhyde ou cétone, et plus de deux fonctions alcooliques. On les divise en trioses, tétroses, pentose...

Visual similarity to commonly confused words

How many letter changes separate each confused pair (Levenshtein distance, normalized).

ose vs ou
33% similar
ose vs ow
33% similar
ose vs ox
33% similar

Source: PlainSpell confusable corpus (Wiktionary, CC BY-SA).

Key facts for ose
PropertyValue
Headwordose
LanguageFrench
Part of speechNoun
IPA\oz\
Letters3
Frequency rank#3,950
Misspellings tracked0
Confusable pairs20
SourceWiktionary (kaikki.org)

Where “ose” sits in French frequency

Every-word frequency runs from the handful of words we use constantly (left) to the long tail used once in a blue moon (right). ose lands here:

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

Scale is logarithmic (each tick is 10× rarer). Source: FrequencyWords open word-frequency list.

Spelling & Dictionary Insight

The French entry for ose is 3 letters long, classified as a noun, and transcribed in the International Phonetic Alphabet as \oz\. Corpus data places it at rank #3,950 in overall French word frequency, indicating it appears regularly in written and spoken text. Wiktionary records 2 distinct senses for this headword, so context determines which meaning a reader should apply.

The misspelling generator found no plausible variants for ose, typically a sign the spelling maps closely to how the word sounds. It also participates in 20 confusable-pair relationships, "ou", "ow", "ox", and more, a pairing that trips writers up because the two words share enough sound or shape to blur together.

No explicit etymology string is stored for this entry, so spelling patterns must be inferred from the word's phoneme-to-grapheme mapping rather than from a documented borrowing chain. The correct French form is ose, spelled O-S-E.

Definition

  1. 1
    Nom générique donné aux substances organiques non hydrolysables possédant un groupe réducteur, aldéhyde ou cétone, et plus de deux fonctions alcooliques. On les divise en trioses, tétroses, pentoses, hexoses et heptoses… suivant qu’ils renferment 3, 4, 5, 6 ou 7… atomes de carbone. On les distingue aussi en aldoses et cétoses suivant qu’ils ont des fonctions aldéhydes ou cétoniques.
  2. 2
    Composé chimique de formule brute générale CₙH₂ₙOₙ, formé d’une chaîne d’atomes de carbone portant chacun une fonction alcool (-OH), sauf un qui porte une fonction carbonyle (-CO-).

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 French corpus, MIT). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "ose"?
"ose" is spelled O-S-E. The IPA pronunciation is \oz\.
What does "ose" mean?
As a noun, "ose" means: Nom générique donné aux substances organiques non hydrolysables possédant un groupe réducteur, aldéhyde ou cétone, et plus de deux fonctions alcooliques. On les divise en trioses, tétroses, pentose...
What words are commonly confused with "ose"?
"ose" is commonly confused with "ou", "ow", "ox". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "ose"?
The IPA (International Phonetic Alphabet) transcription for "ose" is \oz\. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "ose" come from?
"ose" is a French word. PlainSpell covers definitions, pronunciations, and spelling data across English, Spanish, Portuguese, French, and German.
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 “ose”

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

  • The one correct French spelling is O-S-E - every other letter order is a misspelling in standard orthography.
  • Say it as \oz\ (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
  • Don't mix it up with “ou” - see the side-by-side comparison. ose vs ou
  • Browse more French words and confusable pairs in the same reference. French 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