proteus
noun
proteus is spelled P-R-O-T-E-U-S: 7 letters. It appears about once in every 2 million words in written English, the 39,832nd most frequent word form (wordfreq, 2021 data, counting Proteus, the name). As a noun, proteus means “Any of many gram-negative bacteria, of the genus Proteus, several of which are responsible for human infections” (English Wiktionary, September 2026). The plural of proteus is protei.
How many letters and syllables are in proteus?
| Letters | 7: P-R-O-T-E-U-S |
|---|---|
| In writing | about once in every 2 million words; the 39,832nd most frequent word form |
| Wrong spellings searched | none measured in search |
| Same letters |
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); rhymes and same-letter words are computed by PlainSpell from its own word list.
How common is proteus?
Proteus appears about once in every 2 million words in written English, the 39,832nd most frequent word form in the list. The list counts every capitalisation together, so this includes Proteus, the name.
Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).
What rhymes with proteus?
No other word on PlainSpell ends in the same sounds as proteus.
Spelled with the same letters in another order: posture, petrous.
Computed by PlainSpell from the pronunciations in the English Wiktionary (dump of September 2, 2026): a rhyme shares every sound from the last stressed vowel to the end; ordered by written frequency (wordfreq 3.1).
Forms of proteus
- protei plural
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does proteus mean?
The meanings the English Wiktionary records, quoted as written there (source below).
noun
- 1
Any of many gram-negative bacteria, of the genus Proteus, several of which are responsible for human infections.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Where does proteus come from?
From the genus name.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).