pyrene
noun
pyrene is spelled P-Y-R-E-N-E: 6 letters. It appears about once in every 13 million words in written English, the 110,368th most frequent word form (wordfreq, 2021 data). As a noun, pyrene means “A polycyclic aromatic hydrocarbon containing four fused benzene rings; first isolated from coal tar” (English Wiktionary, September 2026). The plural of pyrene is pyrenes.
How many letters and syllables are in pyrene?
| Letters | 6: P-Y-R-E-N-E |
|---|---|
| In writing | about once in every 13 million words; the 110,368th 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 pyrene?
Pyrene appears about once in every 13 million words in written English, the 110,368th 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 pyrene?
- US
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Recordings: LL-Q1860_(eng)-Flame,_not_lame-pyrene.wav, Wikimedia Commons (author and licence on each file's page).
Forms of pyrene
- pyrenes plural
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does pyrene mean?
The meanings the English Wiktionary records, quoted as written there (source below).
noun
- 1
A polycyclic aromatic hydrocarbon containing four fused benzene rings; first isolated from coal tar
- 2
Alternative form of pyrena.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Pyrene in Spanish, French, German and Portuguese
In the sense hydrocarbon:
| Language | Words |
|---|---|
| French | pyrène |
| Spanish | pireno |
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 pyrene come from?
From pyr- + -ene.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).