rotavirus
/ˈɹəʊtəˌvaɪɹəs/noun
rotavirus is spelled R-O-T-A-V-I-R-U-S. The wrong spelling people search most is rotovirus: about 850 Bing searches a month in the United States (September 2025 to August 2026), about 2 in 10 of all searches for the word. Rotavirus is a noun meaning “Any of a group of wheel-shaped viruses, of the genus Rotavirus, that causes gastroenteritis and diarrhea in…”. The plural of rotavirus is rotaviruses; Wiktionary also lists rotavirusses (rare), rotavira (rare), rotaviri (proscribed).
How many letters and syllables are in rotavirus?
| Letters | 9: R-O-T-A-V-I-R-U-S |
|---|---|
| In writing | about once in every 5 million words; the 69,884th most frequent word form |
| Wrong spellings searched | 1; the most searched, rotovirus, about 850 Bing searches a month (all of them) |
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); Bing searches in the United States: the average month from September 2025 to August 2026 (Microsoft Advertising keyword data through DataForSEO, read September 30, 2026).
How do you spell rotavirus?
Rotavirus is spelled R-O-T-A-V-I-R-U-S. One wrong spelling is searched or written often enough to measure; together they are about 2 in 10 of the searches for rotavirus in either form.
Bing searches in the United States: the average month from September 2025 to August 2026 (Microsoft Advertising keyword data through DataForSEO, read September 30, 2026). Wrong spellings are taken from Wiktionary entries tagged "misspelling" and its obsolete or nonstandard forms, Wikipedia's Lists of common misspellings and the codespell dictionary, then measured. The proofreader's marks show the change that corrects each one.
How common is rotavirus?
Rotavirus appears about once in every 5 million words in written English, the 69,884th 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 rotavirus?
- /ˈɹəʊtəˌvaɪɹəs/
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Recordings: LL-Q1860_(eng)-Wodencafe-rotavirus.wav, Wikimedia Commons (author and licence on each file's page).
Forms of rotavirus
- rotaviruses plural
- rotavirusses plural, rare
- rotavira plural, rare
- rotaviri plural
- rotavirii plural
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does rotavirus mean?
The meanings the English Wiktionary records, quoted as written there (source below).
noun
- 1
Any of a group of wheel-shaped viruses, of the genus Rotavirus, that causes gastroenteritis and diarrhea in children and animals.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Rotavirus in Spanish, French, German and Portuguese
In the sense any of a group of wheel-shaped viruses:
| Language | Words |
|---|---|
| French | rotavirus |
| German | Rotavirus |
| Portuguese | rotavírus |
| Spanish | rotavirus |
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 rotavirus come from?
From Latin rota (“wheel”) + virus. The name was first proposed in July 1974 in an article in The Lancet.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).