DIPHTHONGAL
Meaning of DIPHTHONGAL in English
(ˈ) ̷ ̷| ̷ ̷(g)əl adjective
: of or relating to a diphthong : having the character of a diphthong
• diph·thong·al·ly -(g)əlē, -li adverb
Webster's New International English Dictionary.
Новый международный словарь английского языка Webster.
2012