cerulean
ce·ru·le·an/səˈɹuːli.ən/noun, adjective
cerulean is spelled C-E-R-U-L-E-A-N: 8 letters and 4 syllables (ce·ru·le·an). It appears about once in every 5 million words in written English, the 66,686th most frequent word form (wordfreq, 2021 data). As a noun, cerulean means “A greenish-blue color” (English Wiktionary, September 2026). The plural of cerulean is ceruleans.
How many letters and syllables are in cerulean?
| Letters | 8: C-E-R-U-L-E-A-N |
|---|---|
| Syllables | 4: ce·ru·le·an |
| In writing | about once in every 5 million words; the 66,686th 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 cerulean?
Cerulean appears about once in every 5 million words in written English, the 66,686th 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 cerulean?
- /səˈɹuːli.ən/
Cerulean has 4 syllables, split ce·ru·le·an in writing.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Recordings: En-us-cerulean.ogg, Wikimedia Commons (author and licence on each file's page).
Forms of cerulean
- ceruleans plural
- cærulean
- more cerulean comparative
- most cerulean superlative
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does cerulean mean?
The meanings the English Wiktionary records, quoted as written there (source below).
noun
- 1
A greenish-blue color.
- 2
Any of various lycaenid butterflies of the genus Jamides.
adjective
- 1
Sky-blue.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Cerulean in Spanish, French, German and Portuguese
In the sense sky blue – see also sky blue:
| Language | Words |
|---|---|
| French | bleu céruléen, céruléen |
| German | Himmelblau, himmelblau |
| Portuguese | cerúleo |
| Spanish | cerúleo |
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 cerulean come from?
From Latin caeruleus (“blue”) + -an, from caelum (“sky, heaven”) + -uleus (diminutive suffix).
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).