schlieren
/ˈʃlɪɹ.ən/noun
schlieren is spelled S-C-H-L-I-E-R-E-N: 9 letters and 2 syllables. It appears about once in every 25 million words in written English, the 152,206th most frequent word form (wordfreq, 2021 data). As a noun, schlieren means “Regions of a fluid having different refractive index because of their different density” (English Wiktionary, September 2026).
How many letters and syllables are in schlieren?
| Letters | 9: S-C-H-L-I-E-R-E-N |
|---|---|
| Syllables | 2 (from its pronunciation) |
| In writing | about once in every 25 million words; the 152,206th 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 schlieren?
Schlieren appears about once in every 25 million words in written English, the 152,206th 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 schlieren?
- US /ˈʃlɪɹ.ən/
- UK /ˈʃlɪəɹən/
Schlieren has 2 syllables (counted from the pronunciation).
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Forms of schlieren
- schliere singular
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does schlieren mean?
The meanings the English Wiktionary records, quoted as written there (source below).
noun
- 1
Regions of a fluid having different refractive index because of their different density.
- 2
Irregular streaks of different composition in some igneous rocks.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Where does schlieren come from?
From German Schlieren, plural of Schliere (“streak”). Compare with Latin calere, whence English scald.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).