luciferin
noun
luciferin is spelled L-U-C-I-F-E-R-I-N: 9 letters. It appears about once in every 29 million words in written English, the 163,711th most frequent word form (wordfreq, 2021 data). As a noun, luciferin means “Any of a class of polycyclic heterocycles that are responsible for the bioluminescence of fireflies, being converted to oxyluciferin by luciferase in…” (English Wiktionary, September 2026). The plural of luciferin is luciferins.
How many letters and syllables are in luciferin?
| Letters | 9: L-U-C-I-F-E-R-I-N |
|---|---|
| In writing | about once in every 29 million words; the 163,711th 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 luciferin?
Luciferin appears about once in every 29 million words in written English, the 163,711th 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 luciferin
- luciferins plural
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does luciferin mean?
The meanings the English Wiktionary records, quoted as written there (source below).
noun
- 1
Any of a class of polycyclic heterocycles that are responsible for the bioluminescence of fireflies, being converted to oxyluciferin by luciferase in the process.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Where does luciferin come from?
From Latin lūcifer (“light bringer”) + English -in.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).