Diffusion
German, noun[dɪfuˈzi̯oːn]
Diffusion is spelled D-I-F-F-U-S-I-O-N (9 letters) and appears about once in every 1 million words in written German, the 48,028th most frequent German word form (wordfreq, 2021 data). Diffusion is a German feminine noun meaning “diffusion (physics: the intermingling of the molecules of a fluid due to random thermal agitation)” (English Wiktionary, September 2026). The German Wiktionary defines it as “ohne äußere Einwirkung eintretende gegenseitige Durchdringung von Gasen, Flüssigkeiten oder Lösungen durch…”.
What does Diffusion mean in English?
noun
- 1
femininediffusion (physics: the intermingling of the molecules of a fluid due to random thermal agitation)
Source: English Wiktionary, German section, dump of September 2, 2026 (CC BY-SA 4.0).
How German dictionaries define it
noun: 1. ohne äußere Einwirkung eintretende gegenseitige Durchdringung von Gasen, Flüssigkeiten oder Lösungen durch Eigenbewegung der Moleküle aufgrund von Konzentrations- oder Partialdruckunterschieden 2. Prozess bei der Herstellung von Halbleitern 3. Arbeitsschritt bei der Bildverarbeitung 4. Einführung und Verbreitung von Innovationen in einem sozialen System
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 Diffusion
- Diffusionen nominative plural
Source: English Wiktionary and German Wiktionary (dumps of September 2, 2026 and September 1, 2026).
How do you pronounce Diffusion?
- [dɪfuˈzi̯oːn]
Sources: English Wiktionary, German Wiktionary (dumps of September 2, 2026 and September 1, 2026); recordings from Wikimedia Commons.
English words that translate to Diffusion
Source: the translation tables of the English Wiktionary, dump of September 2, 2026.
How common is Diffusion in German?
Diffusion appears about once in every 1 million words in written German.
Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).