diene

/ˈdaɪ.iːn/

//ˈdaɪ.iːn// noun

By · According to Wiktionary data (CC BY-SA) ·

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

The verdict

“diene” is uncommon English (frequency #85,173 among 26,416 “D” headwords), classed as a noun. The kind of spelling people second-guess.

#85,173
frequency rank, English
26,416
“D” headwords

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - An organic compound, especially a hydrocarbon, containing two double bonds.

Key facts for diene
PropertyValue
Headworddiene
LanguageEnglish
Part of speechNoun
IPA/ˈdaɪ.iːn/
Letters5
Frequency rank#85,173
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “diene” sits in English 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). diene lands here:

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

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

Rare enough to double-check

diene is uncommon English at frequency #85,173 among 26,416 “D” headwords, classed as anoun, transcribed /ˈdaɪ.iːn/. Rarity is why readers land here mid-draft. Gloss: "An organic compound, especially a hydrocarbon, containing two double bonds.".

No generated misspelling entries exist for diene in our index, since its letter pattern doesn't lend itself to common typo substitutions. This headword has no recorded confusable partner, a sign it's visually distinctive enough not to be mixed up with another word.

Etymologically, the entry records: From di- + -ene. The correct English form is diene, spelled D-I-E-N-E.

Definition

  1. 1
    An organic compound, especially a hydrocarbon, containing two double bonds.

Etymology

From di- + -ene.

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 "diene"?
"diene" is spelled D-I-E-N-E. The IPA pronunciation is /ˈdaɪ.iːn/.
What does "diene" mean?
As a noun, "diene" means: An organic compound, especially a hydrocarbon, containing two double bonds.
How do you pronounce "diene"?
The IPA (International Phonetic Alphabet) transcription for "diene" is /ˈdaɪ.iːn/. 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 "diene"?
From di- + -ene. 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 “diene”

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

  • The one correct English spelling is D-I-E-N-E - every other letter order is a misspelling in standard orthography.
  • Say it as /ˈdaɪ.iːn/ (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
  • Browse more English words and confusable pairs in the same reference. English words

Other uncommon English words near this rank

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