coumarin
/ˈkuːməɹɪn/noun
coumarin is spelled C-O-U-M-A-R-I-N: 8 letters. It appears about once in every 14 million words in written English, the 113,022nd most frequent word form (wordfreq, 2021 data). As a noun, coumarin means “The bicyclic aromatic compound 1,2-benzopyrone or any of its derivatives” (English Wiktionary, September 2026). The plural of coumarin is coumarins.
How many letters and syllables are in coumarin?
| Letters | 8: C-O-U-M-A-R-I-N |
|---|---|
| In writing | about once in every 14 million words; the 113,022nd 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 coumarin?
Coumarin appears about once in every 14 million words in written English, the 113,022nd 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 coumarin?
- US /ˈkuːməɹɪn/
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Recordings: LL-Q1860_(eng)-Vealhurl-coumarin.wav, Wikimedia Commons (author and licence on each file's page).
Forms of coumarin
- coumarins plural
- coumarine
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does coumarin mean?
The meanings the English Wiktionary records, quoted as written there (source below).
noun
- 1
The bicyclic aromatic compound 1,2-benzopyrone or any of its derivatives.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Coumarin in Spanish, French, German and Portuguese
In the sense aromatic compound:
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 coumarin come from?
From coumarou (“tonka bean, Dipteryx odorata (syn. Coumarouna odorata)”) + -in, or from French coumarine.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).