diphthong
diph|thong /d'ɪfθɒŋ, d'ɪp-/ (diphthongs)
[N-COUNT]
A diphthong is a vowel in which the speaker's tongue changes position while it is being pronounced, so that the vowel sounds like a combination of two other vowels. The vowel sound in `tail' is a diphthong.
[N-COUNT]
A diphthong is a vowel in which the speaker's tongue changes position while it is being pronounced, so that the vowel sounds like a combination of two other vowels. The vowel sound in `tail' is a diphthong.