Brechzahl
German, noun[ˈbʁɛçˌt͡saːl]
Brechzahl is spelled B-R-E-C-H-Z-A-H-L (9 letters) and appears about once in every 56 million words in written German, the 458,101st most frequent German word form (wordfreq, 2021 data). Brechzahl is a German feminine noun meaning “refractive index” (English Wiktionary, September 2026). The German Wiktionary defines it as “Maß für die Lichtbrechung an der Grenzfläche zwischen einem transparenten Medium und dem Vakuum”.
What does Brechzahl mean in English?
noun
- 1
femininerefractive index
Source: English Wiktionary, German section, dump of September 2, 2026 (CC BY-SA 4.0).
How German dictionaries define it
noun: 1. Maß für die Lichtbrechung an der Grenzfläche zwischen einem transparenten Medium und dem Vakuum
The definition in the German Wiktionary, in German.
Source: German Wiktionary, dump of September 1, 2026 (CC BY-SA 4.0), through kaikki.org.
Forms of Brechzahl
- Brechzahlen plural
- n abbreviation
Source: English Wiktionary and German Wiktionary (dumps of September 2, 2026 and September 1, 2026).
How do you pronounce Brechzahl?
- [ˈbʁɛçˌt͡saːl]
Sources: English Wiktionary, German Wiktionary (dumps of September 2, 2026 and September 1, 2026); recordings from Wikimedia Commons.
How common is Brechzahl in German?
Brechzahl appears about once in every 56 million words in written German.
Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).