heterocycle
het·er·o·cy·clenoun
heterocycle is spelled H-E-T-E-R-O-C-Y-C-L-E: 11 letters and 5 syllables (het·er·o·cy·cle). It appears about once in every 60 million words in written English, the 243,301st most frequent word form (wordfreq, 2021 data). As a noun, heterocycle means “A heterocyclic compound or ring” (English Wiktionary, September 2026). The plural of heterocycle is heterocycles.
How many letters and syllables are in heterocycle?
| Letters | 11: H-E-T-E-R-O-C-Y-C-L-E |
|---|---|
| Syllables | 5: het·er·o·cy·cle |
| In writing | about once in every 60 million words; the 243,301st 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 heterocycle?
Heterocycle appears about once in every 60 million words in written English, the 243,301st 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 heterocycle?
- US
Heterocycle has 5 syllables, split het·er·o·cy·cle in writing.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Recordings: LL-Q1860_(eng)-Wodencafe-heterocycle.wav, Wikimedia Commons (author and licence on each file's page).
Forms of heterocycle
- heterocycles plural
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does heterocycle mean?
The meanings the English Wiktionary records, quoted as written there (source below).
noun
- 1
A heterocyclic compound or ring.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Heterocycle in Spanish, French, German and Portuguese
In the sense organic chemistry: a heterocyclic compound or ring:
| Language | Words |
|---|---|
| Spanish | heterociclo |
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 heterocycle come from?
From hetero- + cycle.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).