a phonological rule in some languages, as Hungarian and Turkish, requiring that the vowels of a word all share a specified feature, such as front or back articulation, thereby conditioning the form that affixes may take, as in forming the Turkish plurals evler “houses” from ev “house” and adamlar “men” from adam “man.”
Origin of vowel harmony
First recorded in 1895–1900
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for vowel harmony
Historical Examples of vowel harmony
Vowel-harmony and weakening of consonants occur as in Finnish.
Vowel-harmony is observed (vrok, “I await,” but verek, “I strike”).