noun Date: 1888 a diphthong in which the second element is more sonorous than the first (as \\wi\\ in \\ˈkwit\\ quit )
RISING DIPHTHONG
Meaning of RISING DIPHTHONG in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012