hydroxypropyl
noun
hydroxypropyl is spelled H-Y-D-R-O-X-Y-P-R-O-P-Y-L: 13 letters. It appears about once in every 33 million words in written English, the 176,009th most frequent word form (wordfreq, 2021 data). As a noun, hydroxypropyl means “Any of three isomeric univalent radicals in which a hydrogen atom of a propyl radical is replaced with a hydroxy group” (English Wiktionary, September 2026). The plural of hydroxypropyl is hydroxypropyls.
How many letters and syllables are in hydroxypropyl?
| Letters | 13: H-Y-D-R-O-X-Y-P-R-O-P-Y-L |
|---|---|
| In writing | about once in every 33 million words; the 176,009th 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 hydroxypropyl?
Hydroxypropyl appears about once in every 33 million words in written English, the 176,009th 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 hydroxypropyl
- hydroxypropyls plural
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does hydroxypropyl mean?
The meanings the English Wiktionary records, quoted as written there (source below).
noun
- 1
Any of three isomeric univalent radicals in which a hydrogen atom of a propyl radical is replaced with a hydroxy group.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Where does hydroxypropyl come from?
From hydroxy + propyl.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).