Definition of rückumlaut
: the absence of umlaut of the stem vowel in the past tense and past participle of some Germanic weak verbs as a result of the loss of i in the following syllable before the umlaut period
Join MWU now and get access to America’s largest dictionary, with:
- 300,000 words that aren't in our free dictionary
- Expanded definitions, etymologies, and usage notes
- Advanced search features
- Ad free!
Seen and Heard
What made you want to look up rückumlaut? Please tell us where you read or heard it (including the quote, if possible).