roseola
ro·se·o·la/ɹə(ʊ)ˈziːələ/noun
roseola is a noun meaning “A rosy rash occurring in measles, typhoid fever, syphilis and some other diseases” (English Wiktionary, September 2026). It is spelled R-O-S-E-O-L-A and has 4 syllables (ro·se·o·la), and it appears about once in every 47 million words in written English (wordfreq, 2021 data). The plural of roseola is roseolas or roseolae.
What does roseola mean?
noun
- 1
A rosy rash occurring in measles, typhoid fever, syphilis and some other diseases.
- 2
The common name for roseola infantum.
- 3
German measles.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
How do you pronounce roseola?
- /ɹə(ʊ)ˈziːələ/
- /ˌɹəʊzɪˈəʊlə/
Roseola has 4 syllables, split ro·se·o·la in writing.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Forms of roseola
- roseolas plural
- roseolae plural
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
How common is roseola?
Roseola appears about once in every 47 million words in written English, the 211,986th 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).
Roseola in Spanish, French, German and Portuguese
In the sense rosy rash:
| Language | Words |
|---|---|
| Portuguese | roséola |
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 roseola come from?
From New Latin roseola, from diminutive of Latin rosa (“a rose”).
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).