The substitution of one root vowel for another, thus indicating a corresponding modification of use or meaning; vowel permutation; as, get, gat, and got; sing and song; hang and hung, distinct from the phonetic influence of a succeeding vowel
The substitution of one root vowel for another, thus indicating a corresponding modification of use or meaning; vowel permutation; as, get, gat, got; sing, song; hang, hung
The substitution of one root vowel for another, thus indicating a corresponding modification of use or meaning; vowel permutation; as, get, gat, and got; sing and song; hang and hung, distinct from the phonetic influence of a succeeding vowel; also called gradation
{i} vowel which is changed to indicate distinction in meaning or grammatical function