triphthong

noun triph·thong \ ˈtrif-ˌthȯŋ , ˈtrip- \

Definition of triphthong

1 :a phonological unit consisting of three successive vocalic sounds in one syllable

triphthongal

play \trif-ˈthȯŋ-gəl, trip-, -əl\ adjective

Origin and Etymology of triphthong

tri- + -phthong (as in diphthong)


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