hydroxytryptamine
noun
hydroxytryptamine is spelled H-Y-D-R-O-X-Y-T-R-Y-P-T-A-M-I-N-E: 17 letters. It appears about once in every 62 million words in written English, the 246,401st most frequent word form (wordfreq, 2021 data). As a noun, hydroxytryptamine means “Any hydroxy derivative of tryptamine, but especially 5-hydroxytryptamine (serotonin)” (English Wiktionary, September 2026). The plural of hydroxytryptamine is hydroxytryptamines.
How many letters and syllables are in hydroxytryptamine?
| Letters | 17: H-Y-D-R-O-X-Y-T-R-Y-P-T-A-M-I-N-E |
|---|---|
| In writing | about once in every 62 million words; the 246,401st 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 hydroxytryptamine?
Hydroxytryptamine appears about once in every 62 million words in written English, the 246,401st 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).
Forms of hydroxytryptamine
- hydroxytryptamines plural
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does hydroxytryptamine mean?
The meanings the English Wiktionary records, quoted as written there (source below).
noun
- 1
Any hydroxy derivative of tryptamine, but especially 5-hydroxytryptamine (serotonin)
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Where does hydroxytryptamine come from?
From hydroxy + tryptamine.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).