Explore: Vowel Gradation

of vowel (quality) within a word that indicates grammatical information (often inflectional). It is also known as ablaut, (vowel) gradation, (vowel) mutation

(quantitative gradation: photograph / photography shows reduction of the first vowel to a schwa), others in vowel coloring (qualitative gradation: man / men)

technical term in morphophonology given to the strongest grade in the vowel gradation system of Sanskrit and of Proto-Indo-European. The term is derived

gradation itself, lengthening in the strong grade. In Finnic, on the other hand, these were treated as diphthongs, and were equivalent to long vowels

above. Therefore, it is possible to analogically expand the above vowel-gradation table thus: The proto-forms of ga·tá- and ha·tá- would thus have *m̥

to another Consonant gradation, mutation in which consonant sounds alternate between various "grades" Apophony or vowel gradation, sound change within

refer to a type of vowel gradation, as well as the diacritic that often marks such changes. Metaphony is often used synonymously with vowel harmony, but is

Germanic strong verbs, which make many of their inflected forms through vowel gradation, as can be observed in Modern English patterns such as sing–sang–sung

a vowel, sonorant /m, n, l, r/, or /h/. Plosives that are preceded by any other obstruent, or followed by any consonant, do not display gradation. There

language-specific processes of u-mutation, nor the earlier Indo-European ablaut (vowel gradation), which is observable in the conjugation of Germanic strong verbs such