hydroxyde d’hydrogène

\i.dʁɔk.sid d‿i.dʁɔ.ʒɛn\

/\i.dʁɔk.sid d‿i.dʁɔ.ʒɛn\/ noun

The verdict

“hydroxyde d’hydrogène” is outside the top-ranked French vocabulary, used as a noun - the kind of word writers most often double-check.

Unranked
below top-frequency French
21
letters

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - (nom systématique) Synonyme de monoxyde de dihydrogène.

Key facts for hydroxyde d’hydrogène
PropertyValue
Headwordhydroxyde d’hydrogène
LanguageFrench
Part of speechNoun
IPA\i.dʁɔk.sid d‿i.dʁɔ.ʒɛn\
Letters21
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “hydroxyde d’hydrogène” sits in French frequency

hydroxyde d’hydrogène falls outside the top-100,000 ranked French 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 French entry for hydroxyde d’hydrogène is 21 letters long, classified as a noun, and transcribed in the International Phonetic Alphabet as \i.dʁɔk.sid d‿i.dʁɔ.ʒɛn\. It sits outside the most-frequent rank tiers, which is often why uncommon words generate more spelling variants per reader. The dominant gloss from Wiktionary reads: "(nom systématique) Synonyme de monoxyde de dihydrogène.".

hydroxyde d’hydrogène doesn't appear in our generated misspelling index, typically a sign the spelling maps closely to how the word sounds. No close-neighbour confusable shows up for this headword in our dataset, since its spelling is unusual enough that it doesn't cluster with a lookalike.

This entry carries no recorded etymology, so its spelling is best explained by sound-to-letter mapping rather than etymology. The correct French form is hydroxyde d’hydrogène, spelled H-Y-D-R-O-X-Y-D-E- -D-’-H-Y-D-R-O-G-È-N-E.

Definition

  1. 1
    (nom systématique) Synonyme de monoxyde de dihydrogène.

Synonyms

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 "hydroxyde d’hydrogène"?
"hydroxyde d’hydrogène" is spelled H-Y-D-R-O-X-Y-D-E- -D-’-H-Y-D-R-O-G-È-N-E. The IPA pronunciation is \i.dʁɔk.sid d‿i.dʁɔ.ʒɛn\.
What does "hydroxyde d’hydrogène" mean?
As a noun, "hydroxyde d’hydrogène" means: (nom systématique) Synonyme de monoxyde de dihydrogène.
How do you pronounce "hydroxyde d’hydrogène"?
The IPA (International Phonetic Alphabet) transcription for "hydroxyde d’hydrogène" is \i.dʁɔk.sid d‿i.dʁɔ.ʒɛn\. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "hydroxyde d’hydrogène" come from?
"hydroxyde d’hydrogène" 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 “hydroxyde d’hydrogène”

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

  • The one correct French spelling is H-Y-D-R-O-X-Y-D-E- -D-’-H-Y-D-R-O-G-È-N-E - every other letter order is a misspelling in standard orthography.
  • Say it as \i.dʁɔk.sid d‿i.dʁɔ.ʒɛn\ (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
  • 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