# Indo-European ablaut

> grammatical change of vowels in Indo-European languages

**Wikidata**: [Q5125709](https://www.wikidata.org/wiki/Q5125709)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Indo-European_ablaut)  
**Source**: https://4ort.xyz/entity/indo-european-ablaut


## References

1. Freebase Data Dumps. 2013