Explore relationships

Indo-European ablaut

Grammatical change of vowels in Indo-European languages In linguistics, the Indo-European ablaut (/ˈæb.laʊt/ AB-lowt, from German Ablaut pronounced [ˈap.laʊt]) is a system of apophony (regular vowel variations) in the Proto-Indo-European language (PIE).

Use + to expand a branch. Click a topic name to open its summary.