serous
/ˈsɪərəs/adjective
serous is spelled S-E-R-O-U-S: 6 letters. It appears about once in every 5 million words in written English, the 67,454th most frequent word form (wordfreq, 2021 data). As an adjective, serous means “Containing, secreting, or resembling serum; watery; a fluid or discharge that is pale yellow and transparent, usually representing something of a…” (English Wiktionary, September 2026).
How many letters and syllables are in serous?
| Letters | 6: S-E-R-O-U-S |
|---|---|
| In writing | about once in every 5 million words; the 67,454th 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 serous?
Serous appears about once in every 5 million words in written English, the 67,454th 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 serous?
- /ˈsɪərəs/
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Recordings: LL-Q1860_(eng)-Vealhurl-serous.wav, Wikimedia Commons (author and licence on each file's page).
Forms of serous
- more serous comparative
- most serous superlative
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does serous mean?
The meanings the English Wiktionary records, quoted as written there (source below).
adjective
- 1
Containing, secreting, or resembling serum; watery; a fluid or discharge that is pale yellow and transparent, usually representing something of a benign nature. (This contrasts with sanguine, which means blood-tinged and usually harmful.)
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Serous in Spanish, French, German and Portuguese
In the sense containing, secreting, or resembling serum:
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 serous come from?
From French séreux, from Latin serosus, from serum.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).