pentacene
noun
pentacene is spelled P-E-N-T-A-C-E-N-E: 9 letters. It appears about once in every 72 million words in written English, the 269,040th most frequent word form (wordfreq, 2021 data). As a noun, pentacene means “A polycyclic aromatic hydrocarbon; the acene containing five fused rings” (English Wiktionary, September 2026). The plural of pentacene is pentacenes.
How many letters and syllables are in pentacene?
| Letters | 9: P-E-N-T-A-C-E-N-E |
|---|---|
| In writing | about once in every 72 million words; the 269,040th 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 pentacene?
Pentacene appears about once in every 72 million words in written English, the 269,040th 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).
Forms of pentacene
- pentacenes plural
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does pentacene mean?
The meanings the English Wiktionary records, quoted as written there (source below).
noun
- 1
A polycyclic aromatic hydrocarbon; the acene containing five fused rings.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Where does pentacene come from?
From penta- + acene.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).