irrational
German, adjective/ˈɪʁat͡si̯onaːl/
irrational is spelled I-R-R-A-T-I-O-N-A-L (10 letters) and appears 1.1 times per million words in written German, the 36,256th most frequent German word form (wordfreq, 2021 data). Irrational is a German adjective meaning “irrational” (English Wiktionary, September 2026). The German Wiktionary defines it as “ohne Vernunft”.
What does irrational mean in English?
adjective
- 1
irrational
Source: English Wiktionary, German section, dump of September 2, 2026 (CC BY-SA 4.0).
How German dictionaries define it
adjective: 1. ohne Vernunft 2. nicht nachvollziehbar, nicht durch Überlegungen zu begreifen 3. in keinem Verhältnis, nicht als Bruch darstellbar
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 irrational
- irrationaler masculine nominative singular
- am irrationalsten superlative
- irrationale feminine nominative singular
- irrationales neuter nominative singular
- irrationalen genitive masculine singular
- irrationalem dative masculine singular
- der irrationale definite includes-article masculine
- die irrationale definite feminine includes-article
- das irrationale definite includes-article neuter
- die irrationalen definite includes-article nominative
- des irrationalen definite genitive includes-article
- der irrationalen definite feminine genitive
- dem irrationalen dative definite includes-article
- irrationell variant
Source: English Wiktionary and German Wiktionary (dumps of September 2, 2026 and September 1, 2026).
How do you pronounce irrational?
- /ˈɪʁat͡si̯onaːl/
- /ɪʁat͡si̯oˈnaːl/
- [ˈɪʁat͡si̯onaːl]
Sources: English Wiktionary, German Wiktionary (dumps of September 2, 2026 and September 1, 2026); recordings from Wikimedia Commons.
English words that translate to irrational
Source: the translation tables of the English Wiktionary, dump of September 2, 2026.
How common is irrational in German?
irrational appears 1.1 times per million words in written German.
Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).