alkane

/ˈæl.keɪn/

//ˈæl.keɪn// noun

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

The verdict

“alkane” 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) - Any acyclic saturated hydrocarbon (methane, ethane, etc.).

Corpus desk

Index EN-alkane · alkane · English

alkane · 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 "A" 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 alkane
PropertyValue
Headwordalkane
LanguageEnglish
Part of speechNoun
IPA/ˈæl.keɪn/
Letters6
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “alkane” in English

alkaneranks 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

alkane is uncommon English outside the top frequency list, classed as anoun, transcribed /ˈæl.keɪn/. Rarity is why readers land here mid-draft. Gloss: "Any acyclic saturated hydrocarbon (methane, ethane, etc.).".

No misspelling variants are generated for alkane in our index, typically a sign the spelling maps closely to how the word sounds. This headword has no recorded confusable partner, since nothing in our dataset looks or sounds close enough to cause mix-ups.

Etymologically, the entry records: From German Alkan, formed as alkyl + -ane. The correct English form is alkane, spelled A-L-K-A-N-E.

Definition

  1. 1
    Any acyclic saturated hydrocarbon (methane, ethane, etc.).

Recorded use

Wiktionary examples

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

  1. The carbon chain of an alkane may be linear or branched, but must not contain loops (cycles); its chemical formula is of the form CₙH₂ₙ₊₂.
  2. Whereas production levels of short-chain alkanes in plants are insufficient to provide an economically viable fuel source, the genes encoding the alkane biosynthetic pathway may provide a biotechnological resource for engineering fermentation organisms with the capacity to convert biomass to an alkane-based fuel.

Etymology

From German Alkan, formed as alkyl + -ane.

Synonyms

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 "alkane"?
"alkane" is spelled A-L-K-A-N-E. The IPA pronunciation is /ˈæl.keɪn/.
What does "alkane" mean?
As a noun, "alkane" means: Any acyclic saturated hydrocarbon (methane, ethane, etc.).
How do you pronounce "alkane"?
The IPA (International Phonetic Alphabet) transcription for "alkane" is /ˈæl.keɪn/. 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 "alkane"?
From German Alkan, formed as alkyl + -ane. 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