heptane
/ˈhɛpteɪn/noun
heptane is spelled H-E-P-T-A-N-E: 7 letters. It appears about once in every 22 million words in written English, the 141,699th most frequent word form (wordfreq, 2021 data). As a noun, heptane means “Any of the nine isomers of the saturated aliphatic hydrocarbon C₇H₁₆, obtained from petroleum, especially n-heptane (CH₃(CH₂)₅CH₃)” (English Wiktionary, September 2026). The plural of heptane is heptanes.
How many letters and syllables are in heptane?
| Letters | 7: H-E-P-T-A-N-E |
|---|---|
| In writing | about once in every 22 million words; the 141,699th most frequent word form |
| Wrong spellings searched | none measured in search |
Sources: letters and syllables from the English Wiktionary's hyphenation or pronunciation; written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).
How common is heptane?
Heptane appears about once in every 22 million words in written English, the 141,699th most frequent word form in the list.
Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).
How do you pronounce heptane?
- /ˈhɛpteɪn/
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Recordings: LL-Q1860_(eng)-Vealhurl-heptane.wav, Wikimedia Commons (author and licence on each file's page).
Forms of heptane
- heptanes plural
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does heptane mean?
The meanings the English Wiktionary records, quoted as written there (source below).
noun
- 1
Any of the nine isomers of the saturated aliphatic hydrocarbon C₇H₁₆, obtained from petroleum, especially n-heptane (CH₃(CH₂)₅CH₃)
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Heptane in Spanish, French, German and Portuguese
In the sense saturated aliphatic hydrocarbon: C7H16:
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Translations are Wiktionary's, by sense; a linked word has its own PlainSpell page.
Where does heptane come from?
From hept- + -ane.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).