myEtymology.com: Latin etymology of triphthong

Etymology of the Latin word triphthong

the New Latin word triphthong

derived from the Greek word triphthongos, τρίϕϑογγος

using the Greek prefix tri-, τρι-

derived from the Greek word tres

derived from the Greek word treis, τρεῖς ('three')

derived from the Proto-Indo-European root *trei-

derived from the Medieval Greek word phthongos, φθόγγος (utterance; a musical note (vocal or instrumental))

Word found in New Latin