hydroxytryptophan
noun
hydroxytryptophan is spelled H-Y-D-R-O-X-Y-T-R-Y-P-T-O-P-H-A-N: 17 letters. It appears about once in every 79 million words in written English, the 282,993rd most frequent word form (wordfreq, 2021 data). As a noun, hydroxytryptophan means “A hydroxy derivative of tryptophan; especially 5-hydroxytryptophan which is a precursor to the neurotransmitter serotonin” (English Wiktionary, September 2026). The plural of hydroxytryptophan is hydroxytryptophans.
How many letters and syllables are in hydroxytryptophan?
| Letters | 17: H-Y-D-R-O-X-Y-T-R-Y-P-T-O-P-H-A-N |
|---|---|
| In writing | about once in every 79 million words; the 282,993rd 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 hydroxytryptophan?
Hydroxytryptophan appears about once in every 79 million words in written English, the 282,993rd 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 hydroxytryptophan
- hydroxytryptophans plural
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does hydroxytryptophan mean?
The meanings the English Wiktionary records, quoted as written there (source below).
noun
- 1
A hydroxy derivative of tryptophan; especially 5-hydroxytryptophan which is a precursor to the neurotransmitter serotonin
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
How do you abbreviate hydroxytryptophan?
Wiktionary records one abbreviation of hydroxytryptophan: HTP.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).