Umlaut definition

o͝omlout
Frequency:
The diacritic mark (¨) placed over a vowel to indicate an umlaut, especially in German.
noun
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To write or print (a vowel) with an umlaut.
verb
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A change in a vowel sound caused by partial assimilation especially to a vowel or semivowel occurring in the following syllable.
noun
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A vowel sound changed in this manner.
noun
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To modify by umlaut.
verb
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The diacritical mark (¨) placed over a vowel, esp. in German, to indicate umlaut.
noun
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A historical change in the sound of a vowel, caused by its assimilation to another vowel or semivowel originally occurring in the next syllable but later sometimes lost; mutation: in English, the differences of vowel in certain singulars and plurals (Ex.: footfeet, mousemice) or in certain causative verbs and the words from which they are derived (Ex.: goldgild) are due to the effects of umlaut on the second word of each pair.
noun
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A vowel resulting from such assimilation.
noun
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(linguistics) An assimilatory process whereby a vowel is pronounced more like a following vocoid that is separated by one or more consonants.
noun
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(linguistics) The umlaut process (as above) that occurred historically in Germanic languages whereby back vowels became front vowels when followed by syllable containing a front vocoid (e.g. Germanic lÅ«siz > Old English lȳs(i) > Modern English lice).
noun
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(linguistics) A vowel so assimilated.
noun
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(orthography) The diacritical mark (¨) placed over a vowel, usually when it indicates such assimilation.
noun
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To place an umlaut over a vowel.
verb
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To modify the sound of (a vowel) or write (a vowel) with an umlaut.
verb
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1

Other Word Forms

Noun

Singular:
umlaut
Plural:
umlauts

Origin of umlaut

  • German um- around, alteration (from Middle High German umb-) (from umbe) (from Old High German umbi ambhi in Indo-European roots) Laut sound (from Middle High German lūt) (from Old High German hlūt kleu- in Indo-European roots)

    From American Heritage Dictionary of the English Language, 5th Edition

  • Borrowing from German Umlaut, from um (“around") + Laut (“sound"), from Old High German hlut.

    From Wiktionary